div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails17jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails20jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails21jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails22jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=23Page 23button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=23 data-page=23 class=ts-thumb lazyload alt=Page 23: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails23jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=24Page 24button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=24 data-page=24 class=ts-thumb lazyload alt=Page 24: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails24jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails25jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=26Page 26button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=26 data-page=26 class=ts-thumb lazyload alt=Page 26: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails26jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=27Page 27button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=27 data-page=27 class=ts-thumb lazyload alt=Page 27: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails27jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=28Page 28button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=28 data-page=28 class=ts-thumb lazyload alt=Page 28: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails28jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=29Page 29button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=29 data-page=29 class=ts-thumb lazyload alt=Page 29: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails29jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=30Page 30button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=30 data-page=30 class=ts-thumb lazyload alt=Page 30: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails30jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=31Page 31button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=31 data-page=31 class=ts-thumb lazyload alt=Page 31: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails31jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=32Page 32button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=32 data-page=32 class=ts-thumb lazyload alt=Page 32: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails32jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=33Page 33button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=33 data-page=33 class=ts-thumb lazyload alt=Page 33: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails33jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=34Page 34button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=34 data-page=34 class=ts-thumb lazyload alt=Page 34: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails34jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=35Page 35button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=35 data-page=35 class=ts-thumb lazyload alt=Page 35: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails35jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=36Page 36button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=36 data-page=36 class=ts-thumb lazyload alt=Page 36: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails36jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=37Page 37button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=37 data-page=37 class=ts-thumb lazyload alt=Page 37: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails37jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=38Page 38button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=38 data-page=38 class=ts-thumb lazyload alt=Page 38: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails38jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=39Page 39button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=39 data-page=39 class=ts-thumb lazyload alt=Page 39: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails39jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=40Page 40button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=40 data-page=40 class=ts-thumb lazyload alt=Page 40: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails40jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=41Page 41button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=41 data-page=41 class=ts-thumb lazyload alt=Page 41: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails41jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=42Page 42button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=42 data-page=42 class=ts-thumb lazyload alt=Page 42: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails42jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=43Page 43button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=43 data-page=43 class=ts-thumb lazyload alt=Page 43: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails43jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=44Page 44button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=44 data-page=44 class=ts-thumb lazyload alt=Page 44: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails44jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=45Page 45button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=45 data-page=45 class=ts-thumb lazyload alt=Page 45: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails45jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=46Page 46button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=46 data-page=46 class=ts-thumb lazyload alt=Page 46: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails46jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=47Page 47button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=47 data-page=47 class=ts-thumb lazyload alt=Page 47: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails47jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=48Page 48button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=48 data-page=48 class=ts-thumb lazyload alt=Page 48: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails48jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=49Page 49button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=49 data-page=49 class=ts-thumb lazyload alt=Page 49: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails49jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=50Page 50button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=50 data-page=50 class=ts-thumb lazyload alt=Page 50: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails50jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=51Page 51button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=51 data-page=51 class=ts-thumb lazyload alt=Page 51: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails51jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=52Page 52button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=52 data-page=52 class=ts-thumb lazyload alt=Page 52: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails52jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=53Page 53button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=53 data-page=53 class=ts-thumb lazyload alt=Page 53: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails53jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=54Page 54button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=54 data-page=54 class=ts-thumb lazyload alt=Page 54: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails54jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=55Page 55button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=55 data-page=55 class=ts-thumb lazyload alt=Page 55: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails55jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=56Page 56button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=56 data-page=56 class=ts-thumb lazyload alt=Page 56: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails56jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=57Page 57button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=57 data-page=57 class=ts-thumb lazyload alt=Page 57: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails57jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=58Page 58button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=58 data-page=58 class=ts-thumb lazyload alt=Page 58: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails58jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=59Page 59button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=59 data-page=59 class=ts-thumb lazyload alt=Page 59: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails59jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=60Page 60button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=60 data-page=60 class=ts-thumb lazyload alt=Page 60: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails60jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=61Page 61button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=61 data-page=61 class=ts-thumb lazyload alt=Page 61: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails61jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=62Page 62button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=62 data-page=62 class=ts-thumb lazyload alt=Page 62: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails62jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=63Page 63button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=63 data-page=63 class=ts-thumb lazyload alt=Page 63: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails63jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=64Page 64button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=64 data-page=64 class=ts-thumb lazyload alt=Page 64: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails64jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=65Page 65button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=65 data-page=65 class=ts-thumb lazyload alt=Page 65: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails65jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=66Page 66button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=66 data-page=66 class=ts-thumb lazyload alt=Page 66: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails66jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=67Page 67button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=67 data-page=67 class=ts-thumb lazyload alt=Page 67: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails67jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=68Page 68button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=68 data-page=68 class=ts-thumb lazyload alt=Page 68: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails68jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=69Page 69button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=69 data-page=69 class=ts-thumb lazyload alt=Page 69: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails69jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=70Page 70button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=70 data-page=70 class=ts-thumb lazyload alt=Page 70: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails70jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=71Page 71button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=71 data-page=71 class=ts-thumb lazyload alt=Page 71: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails71jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=72Page 72button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=72 data-page=72 class=ts-thumb lazyload alt=Page 72: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails72jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=73Page 73button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=73 data-page=73 class=ts-thumb lazyload alt=Page 73: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails73jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=74Page 74button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=74 data-page=74 class=ts-thumb lazyload alt=Page 74: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails74jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=75Page 75button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=75 data-page=75 class=ts-thumb lazyload alt=Page 75: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails75jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=76Page 76button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=76 data-page=76 class=ts-thumb lazyload alt=Page 76: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails76jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=77Page 77button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=77 data-page=77 class=ts-thumb lazyload alt=Page 77: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails77jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=78Page 78button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=78 data-page=78 class=ts-thumb lazyload alt=Page 78: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails78jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=79Page 79button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=79 data-page=79 class=ts-thumb lazyload alt=Page 79: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails79jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=80Page 80button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=80 data-page=80 class=ts-thumb lazyload alt=Page 80: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails80jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=81Page 81button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=81 data-page=81 class=ts-thumb lazyload alt=Page 81: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails81jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=82Page 82button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=82 data-page=82 class=ts-thumb lazyload alt=Page 82: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails82jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=83Page 83button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=83 data-page=83 class=ts-thumb lazyload alt=Page 83: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails83jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=84Page 84button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=84 data-page=84 class=ts-thumb lazyload alt=Page 84: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails84jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=85Page 85button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=85 data-page=85 class=ts-thumb lazyload alt=Page 85: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails85jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=86Page 86button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=86 data-page=86 class=ts-thumb lazyload alt=Page 86: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails86jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=87Page 87button div class=ts-imageimg data-url=nadpslhwisc-to-establish-long-term-trends-in-composition-and-flux-it-is-necessaryhtmlpage=87 data-page=87 class=ts-thumb lazyload alt=Page 87: nadpslhwiscedunadpslhwiscedulibqaCAL_qar_1986pdf · To establish long term trends in composition and flux it is necessary that these measurements be carried out for a period loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220424095f25dafe8b62640d4177b348html5thumbnails87jpg width=140 height=200 divdiv
