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Curriculum Vitae

ROBERT LAURIE SANFORD, JR.

School of Earth & Sustainability, Northern Arizona University, PO Box 4099, Flagstaff, AZ 86001 USA

Phone (928) 523-0068 E-mail: robert.sanford@nau.edu web page https://nau.edu/ses/faculty

Education Degree Year Area Institution B.S. 1977 Natural Resources University of Michigan M.S. 1980 Wildland Resource Science University of California, Berkeley Ph.D. 1985 Wildland Resource Science University of California, Berkeley Post-Doc. 1986 Biology Stanford University

Academic Experience Dates Position Institution 2017-present Professor & Director School of Earth & Sustainability

1) Colorado Plateau Research Station Northern Arizona University 2) Climate Science & Solutions Graduate Program

2014-2016 Professor & Associate Director School of Earth Sci. & Env. Sustainability Ecosystems Ecology Northern Arizona University 2012-2014 Professor School of Earth Sci. & Env. Sustainability

Ecosystems Ecology Northern Arizona University 2011-2012 Professor and Director School of Earth Sci. & Env. Sustainability Ecosystems Ecology Northern Arizona University 2010-2011 Program Director Office of Polar Programs Arctic Observing Network National Science Foundation 2009-2010 Program Director Directorate of Biological Sciences Ecosystem Science National Science Foundation

2002-2011 Professor Department of Biological Sciences Ecology & Biodiversity University of Denver

2009 -2010 Adjunct Scientist Institute of Arctic and Alpine Research Biogeochemistry University of Colorado, Boulder 1988-2011 Research Scientist/member Natural Resource Ecology Laboratory Ecosystem Ecology Colorado State University 1995-2002 Associate Professor Department of Biological Sciences Ecology & Biodiversity University of Denver

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1999-2000 Visiting Scientist (sabbatical) International Livestock Research Institute Ecosystem Analysis Westlands, Nairobi, Kenya 1996 Fulbright Scholar Centre for Applied Social Sciences and Tropical Resource Management Department of Biological Sciences University of Zimbabwe, Harare Zimbabwe 1992-1995 Assistant Professor Department of Biological Sciences Ecology & Biodiversity University of Denver 1988-1991 Assistant Research Professor Department of Forest Sciences Forest Biology Colorado State University 1986-1988 Assistant Research Professor Department of Forestry Forest Ecology North Carolina State University 1979-1985 Teaching Assistant Dept. of Forestry & Resource Mgmt. Ecosystem Ecology, Forestry University of California, Berkeley 1981-1984 Research Assistant Dept. Plant and Soil Biology Soil Biology University of California, Berkeley 1978 Teaching Assistant Organization for Tropical Studies Tropical Biology San Jose, Costa Rica

Research & Administration Experience Dates Position Institution 2017- present Director Colorado Plateau Research Station 2017- present Director Climate Science & Solutions PSM 2014-2016 Associate Director School of Earth Sci & Env. Sustainability Northern Arizona University 2011-2012 Director School of Earth Sci & Env. Sustainability Northern Arizona University 2006 Director International Center for Civic Engagement Study Abroad Program Universita di Bologna, Bologna, Italy 2001- 2004 Chair Department of Biological Sciences Graduate Program University of Denver 1990-1991 Academic Coordinator Graduate School Program for Ecological Studies Colorado State University 1986-1988 Director Department of Forestry Site Productivity Project North Carolina State University 1982 Research Station Manager IVIC San Carlos de Rio Negro South America Amazon Territory, Venezuela 1978 Research Station Manager La Selva Biological Station Central America Puerto Viejo, Costa Rica

Industry and Government Experience Dates Position Institution 1987 Consultant, INIPA Agroforestry Yurimaguas, Peru 1983 Forestry Consultant, Southern Pacific Land Company

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Forest Inventory Grass Valley, California 1981 Research Intern, Potlatch Corporation Forest Soils Lewiston, Idaho 1979 Research Assistant, U.S. Forest Service, Tree Genetics Kaibab National Forest, Arizona 1976-1977 Field Assistant, Tropical Science Center Land Use Planning San Jose, Costa Rica

Publications

1) Sanford, Jr., R. L., J. Saldarriaga, K. Clark, C. Uhl, and R. Herrera. 1985. Amazon rain-forest fires. Science 227:53-55.

2) Sanford, Jr., R. L., H. E. Braker, and G. S. Hartshorn. 1986. Canopy openings in a

primary neotropical lowland forest. Journal of Tropical Ecology 2(3):247-251. 3) Vitousek, P., M. and R. L. Sanford, Jr. 1986. Nutrient cycling in moist tropical

forests. Annual Review of Ecology and Systematics 17:137-168. 4) Hamburg, S., and R. L. Sanford, Jr. 1986. Homo sapiens and disturbance: Long-

term consequences for ecological research. Bulletin of the Ecological Society of America 67(2):169-171.

5) Sanford, Jr., R. L. 1987. Apogeotropic roots in an Amazon rainforest. Science

235:1062-1064. 6) Sanford, Jr., R. L. 1989. Fine root biomass under a tropical forest light gap opening

in Costa Rica. Journal of Tropical Ecology 5: 139-143. 7) Parton, W. J., R. L. Sanford, Jr., P. A. Sanchez and J. W. B. Stewart. 1989.

Modeling soil organic matter dynamics in tropical soils. Pages 153-171, in B. Bohlool, D. Coleman and G. Uehara (eds.). Dynamics of Soil Organic Matter in Tropical Ecosystems. University of Hawaii Press, Honolulu.

8) Sanford, Jr., R. L. 1989. Root systems in three adjacent, old growth Amazon

forests and associated transition zones. Journal of Tropical Forest Science 1(3): 268-279

9) Sanford, Jr., R. L., W. J. Parton and C. V. Cole. 1989. Soil phosphorus

interrelationships with carbon, nitrogen and sulphur: A modeling approach. Pages 30-41, in H. Tiessen (ed.). Phosphorus Cycling in Terrestrial and Aquatic Ecosystems. University of Saskatchewan, Saskatoon, Canada.

10) Cole, C. V., and R. L. Sanford, Jr. 1989. Biological aspects of the phosphorus

cycle. Pages 10-16, in H. Tiessen (ed.). Phosphorus Cycling in Terrestrial and Aquatic Ecosystems. University of Saskatchewan, Saskatoon, Canada.

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11) Sanford, Jr., R. L. 1990. Fine root biomass under light gap openings in an Amazon rain-forest. Oecologia 83: 541-545.

12) Zou, X., and R. L. Sanford, Jr. 1990. Agroforestry systems in China: a survey and

classification. Agroforestry Systems 11(1): 85-94. 13) Sanford, Jr., R. L., W. J. Parton, D. S. Ojima and D. Jean Lodge. 1991. Hurricane

effects on soil organic matter dynamics and forest production in the Luquillo Experimental Forest, Puerto Rico: results of simulation modelling. Biotropica 23(4a): 364-372.

14) Zou, X., D. W. Valentine, R. L. Sanford, Jr., and D. Binkley. 1992. Resin-

core and buried-bag estimates of nitrogen mineralization and immobilization in Costa Rican lowland rainforests. Plant and Soil 139: 275-283.

15) Horn, S.P. and R.L. Sanford, Jr. 1992. Holocene fires in Costa Rica. Biotropica

24:354-361. 16) Vitousek, P. M., S. W. Andariese, P. A. Matson, L. Morris, R. L. Sanford, Jr.

1992. Effects of harvest intensity, site preparation, and herbicide use on soil nitrogen transformations in a young loblolly pine plantation. Journal of Forest Ecology and Management 49: 277-292.

17) Kauffman, J. B., R. L. Sanford, Jr., D. L. Cummings, I.H. Salcedo, and E.Y.S.B.

Sampaio. 1993. Biomass and nutrient dynamics associated with fires of varying intensity in slashed neotropical dry forest. Ecology 74(1): 140-151.

18) Kalkhan, M.A., R. M. Reich, and R. L. Sanford, Jr. 1993. Spatial analysis of canopy

openings in primary lowland neotropical forest. American Society of Photogrametry and Remote Sensing, Proceedings 48: 322-330.

19) Sanford, Jr., R. L., J. Luvall, P. Paaby, and E. Phillips. 1994. The La Selva

ecosystem: climate, geomorphology, and aquatic systems. Pages 19-33 in L. McDade, K. Bawa, G. Hartshorn, and H. Hespenheide (eds.). La Selva: The Ecology and Natural History of a Neotropical Rainforest. University of Chicago Press.

20) Sollins, P., F. Sancho, R. Mata and R. L. Sanford, Jr. 1994. Soils and soil

Process. Pages 34-63 in L. McDade, K. Bawa, G. Hartshorn, and H. Hespenheide (eds.). La Selva: The Ecology and Natural History of a Neotropical Rainforest. University of Chicago Press.

21) Vitousek, P. M., D. R. Turner, W.J. Parton and R.L. Sanford, Jr. 1994. Litter

decomposition on the Mauna Loa environmental matrix, Hawai'i: patterns, mechanisms and models. Ecology 75: 418-429.

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22) Rhoades, C.C., R. L. Sanford, Jr., and D. B. Clark. 1994. Gender dependent

influence on soil properties by Simarouba amara a dieocious, lowland tropical tree. Biotropica 26: 362-368.

23) Ryan, M.G., R.M. Hubbard, D.L. Clark and R.L. Sanford, Jr. 1994. Woody tissue

respiration for a fast and slow growing tropical hardwood. Oecologia 100: 213-220.

24) Jaramillo, V. J. and R. L. Sanford, Jr. 1995. Nutrient cycling in tropical deciduous

forests. Pages 346-361 In S.H. Bullock, E. Medina, and H.A. Mooney (eds). Tropical Deciduous Forest Ecosystems. Cambridge University Press.

25) Fernandes, D.P., and Sanford Jr., R.L. 1995 Effects of recent land use practices on

soil nutrients and succession under tropical wet forest in Costa Rica. Conservation Biology 9:915-922.

26) Williams, M.W., J.S. Baron, N. Caine, R. Sommerfield, and R.L. Sanford, Jr. 1995.

Nitrogen Saturation in the Rocky Mountains. Environmental Science and Technology 30:640-646.

27) Sanford, Jr., R. L. and E. Cuevas 1996. Root growth and rhizosphere interactions

in tropical forests. Pages 268-300 In S.S. Mulkey, R. L. Chazdon, and A. P. Smith (eds.) Tropical Forest Plant Ecophysiology. Chapman and Hall, New York. USA.

28) Belnap, J., R.L. Sanford, Jr. and L. Lungu 1996. Biological Soil Crusts: ecological

roles and response to fire in miombo woodlands of Zimbabwe. Transactions of the Zimbabwe Scientific Association 70: 14-20.

29) Kershaw, A.P., M.B. Bush, G.S. Hope, K.-F. Weiss, J.G. Goldammer, R. L.

Sanford, Jr. 1997. The contribution of humans to past biomass burning in the tropics. Pages 413-442 In J.S. Clark, H. Cachier, J.G. Goldammer, and B. Stocks (eds.) Sediment Records of Biomass Burning and Global Change. Springer-Verlag, Berlin, Germany.

30) Denslow, J.S., A.E. Ellison and R.L. Sanford, Jr. 1998. Treefall gap effects on

above- and below-ground processes in a tropical wet forest. Journal of Ecology 86: 597-609.

31) Parker, E.R., and R.L.Sanford, Jr., 1999. The effects of mobile tree islands on soil

phosphorus concentrations and distribution in an alpine ecosystem. Arctic, Antarctic and Alpine Research 31:16-20.

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32) Garcia-Oliva, F., R.L. Sanford, Jr. and E. Kelly. 1999a. Effects of slash-and-burn agriculture on soil aggregate organic C and N in a tropical deciduous forest. Geoderma 88:1-12.

33) Garcia-Oliva, F., R.L. Sanford, Jr. and E. Kelly. 1999b. Effect of burning of tropical

deciduous forest soil in Mexico on the microbial degradation of organic matter. forest. Plant and Soil 206:29-36.

34) Dockersmith, I.C., C.G. Giardina and R.L. Sanford, Jr. 1999 Persistence of tree

related patterns in soil nutrients following slash and burn agriculture in the tropics. Plant and Soil 209:137-156.

35) Giardina, C.P., R.L. Sanford, Jr., and I.C. Dockersmith 2000. Changes in soil

phosphorus, carbon and nitrogen during slash and burn disturbance of a tropical dry forest. Soil Science Society of America Journal 64(1):399-405.

36) Raich, J.W., W.J. Parton, A.E. Russell, R.L. Sanford, Jr. and P.M. Vitousek. 2000.

Analysis of factors regulating ecosystem development on Mauna Loa using the Century model. Biogeochemistry 51:161-191.

37) Giardina, C.G., R.L. Sanford, Jr., I.C. Dockersmith, and V.J. Jaramillo. 2000.

Effects of slash burning on ecosystem nutrients during the land preparation phase of shifting cultivation. Plant and Soil 220:247-260.

38) Ellingson, L.J., J.B. Kauffman, D.L. Cummings, R.L. Sanford Jr., V.J. Jaramillo.

2000. Soil N dynamics associated with deforestation, biomass burning, and pasture conversion in a Mexican tropical dry forest. Forest Ecology and Management 137:41-51.

39) Sanford Jr., Robert L.; Horn, Sally P. 2000. Holocene rain-forest wilderness: A

neotropical perspective on humans as an exotic, invasive species. Pages 168-173 IN McCool, Stephen, F. et al. Wilderness science in a time of change Volume 3: Wilderness as a place for scientific inquiry; 1999 May 23-27; Missoula, MT. Proceedings RMRS-P-15-VOL3 . Ogden, UT: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station.

40) Castellanos, J., V.J. Jaramillo, R.L. Sanford, Jr., and J. B. Kauffman 2001. Slash-

and-burn effects on fine root biomass and productivity in a tropical dry forest ecosystem in México. Forest Ecology and Management 148(1-3):41-50.

41) Shiels, A.B. and R.L. Sanford, Jr. 2001. Soil nutrient differences between two

krummholz-form tree species and adjacent alpine tundra. Geoderma 102:205-217.

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42) Horn, S.P., R.L. Sanford, Jr., D. Dilcher, T. A. Lott , P.R. Renne, M.C. Wiemann, D. Cozadd and O. Vargas 2003. Pleistocene plant fossils in and near La Selva Biological Station, Costa Rica. Biotropica 35(3):434-441.

43) Schwinning, S., B.I. Starr, N.J. Wojcik, M.E. Miller, J.E. Ehleringer, and R.L. Sanford Jr., 2005. Effects of nitrogen deposition on an arid grassland in the Colorado Plateau cold desert. Rangeland Ecology & Management 58(6):565-574. 44) Boyce, R., J. Larson and R.L. Sanford, Jr. 2006. Nitrogen and phosphorus

photosynthetic co-limitation in Rocky Mountain bristlecone pine (Pinus aristata). Tree Physiology 26:1477-1486.

45) Neff, J.C., R. Reynolds, R.L. Sanford, Jr., D. Fernandez and P. Lamothe. 2006 Geologic controls over soil and plant chemistry in Southeastern Utah. Ecosystems 9:879-893.

46) Withington, C. L., and R.L. Sanford, Jr. 2007. Decomposition rates increase with

altitude in the forest-alpine tundra ecotone. Soil Biology and Biochemistry 39:68-75.

47) Titiz, B and R.L. Sanford, Jr., 2007. Soil charcoal in tropical old-growth forest from

the Continental Divide to sea level. Biotropica 39(6):673-682. 48) Housman, D.C., C.M. Yeager, B.J. Darby, R.L. Sanford, Jr., C.R. Kuske, D.A.

Neher, and J. Belnap. 2007. Heterogeneity of soil nutrients and subsurface biota in dryland ecosystems: the role of vascular plants and biological soil crusts. Soil Biology and Biochemistry 39(8):2138-2149.

49) Jaramillo, V.J., A. Martínez-Yrízar, and R.L. Sanford Jr. 2010. Primary Productivity

and Biogeochemistry of Primary and Secondary Tropical Dry Forests IN Tropical Dry Forest Ecosystems. R. Dirzo and H.A. Mooney Eds. In Press: Cambridge University Press, Cambridge, UK.

50) Helmig, D., B Seok, J. Hueber, M. Williams R.L.Sanford, Jr., 2009 Fluxes and

Chemistry of Nitrogen Oxides in the Niwot Ridge, Colorado, Snowpack. Biogeochemistry 95(1):115-130.

51) Lott, T. A., D.L. Dilcher, S. P. Horn, O. Vargas, R. L. Sanford Jr., 2011. Pleistocene

flora of Rio Puerto Viejo, Costa Rica. Palaeontologia Electronica http://palaeo-electronica.org

52) Licata, C. and R. L. Sanford, Jr. 2012 Charcoal and Total Carbon in Soils from Foothills Shrublands to Subalpine Forests in the Colorado Front Range. Forests 3(4):944-958. doi:10.3390/f3040944

53) Liptzin, D., R.L. Sanford, Jr. and T.R. Seastedt. 2013 Soil N:P ratios as indicators

on nutrient limitation at treeline. Plant and Soil 365: 127-140

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doi 10.1007/s11104-012-1379-0 54) Sample, M., C. E. Aslan, N. Policelli, R. L. Sanford, Jr., E. Nielsen, and M. A.

Nuñez 2018 Increase in nonnative understory vegetation cover after nonnative conifer removal and passive restoration. In revision for Austral Ecology

56) Sanford, Jr., RL and S.H. Horn. Soil charcoal abundance, distribution and age in the Amazon foothills of Ecuador and Peru. In preparation for The Holocene.

Non-peer-reviewed publications 1) Sanford, Jr., R. L. 1978. Root diversity and abundance. In Tropical Biology: an

Ecological Approach 78-1, G. S. Hartshorn (ed.), Pages 445-446. Organization for Tropical Studies, San Jose, Costa Rica.

2) Uhl, C., and R. L. Sanford, Jr. 1978. Root packing; a hypothetico-deductive

approach. In Tropical Biology: an Ecological Approach 78-1, G. S. Hartshorn (ed.), Pages 452-460. Organization for Tropical Studies, San Jose, Costa Rica.

3) Sanford, Jr., R. L. 1985. Root ecology of mature and successional Amazon forests.

Ph.D. dissertation, University of California, Berkeley, CA., 122 p. 4) Sanford, Jr., R. L., and A. Anderson. 1986. Site Productivity Project Annual Report.

Southern Forest Research Center, School of Forest Resources, North Carolina State University. Raleigh, North Carolina. 49 p.

5) Mayne, J., N. Drake, S.Kolb, R. Cave, F. Rosado-May, and R.L. Sanford, Jr. 1986.

Root apogeotropism. In Tropical Agricultural Ecology 86-4, M. Swisher (ed.), Pages 41-44. Organization for Tropical Studies, San Jose, Costa Rica.

6) Meier, R., S. Hoffman, B. Gartner, D. Bennett, B. Wolfe, and R.L. Sanford, Jr. 1986.

Earthworm distribution in two soil types at La Selva. In Tropical Agricultural Ecology 86-4, M. Swisher (ed.), Pages 16 -19. Organization for Tropical Studies, San Jose, CR.

7) Sanford, Jr., R. L., R. C. McNeil, A. B. Anderson, J. Everett, and T. Fredericksen.

1987. Nutrient Cycling and Site Productivity Project, Eighth Annual Report. Forest Biology Research Center, School of Forest Resources, North Carolina State University. Raleigh, North Carolina. 94p.

8) Sanford, Jr., R.L. 1987. Recommendations for Agroforestry Research at

Yurimaguas, Peru. Report submitted to Instituto Nacional de Investigacion y Promocion Agraria, Lima, Peru. 8 p.

9) Sanford, Jr., R. L. 1989. Some Amazonian Rain Forests (Book Review). Ecology

70:526-527.

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10) Sanford, Jr., R. L. and D. L. Peterson 1990. Leaf and root litter production and

nutrient turnover in lowland tropical moist forests in northeast Costa Rica. Final Report for NASA - Ames University Consortium for Joint Research. NASA-Ames, Moffatt Field, California. 29 p.

11) Sanford, Jr., R. L. 1990. Synthesis of current knowledge and recommendations for

future research on phosphorus cycling in the Amazon. Report to the Scientific Committee on Problems of the Environment, South America Phosphorus Cycling Workshop Participants. Maracay, Venezuela. 25 p.

12) Horn, S.P. and R.L. Sanford, Jr. 1998. Ancient fires and fields: reconstructing the

long-term biotic history of Las Cruces Research Station, San Vito, Costa Rica. Organization for Tropical Studies, Amigos Newsletter 50:12-15.

HONORS AND AWARDS

Phi Beta Kappa 2006. Elected Honorary Member by Gamma of Colorado.

University Distinguished Scholar. Awarded 1997- University of Denver. Top Professor, University of Denver Mortar Board, Kedros Chapter 1994, 1995 Nominated for the Master Educator Award, University of Denver, 1994. Sigma Xi, Scientific Research Society Xi Sigma Pi, Forestry Honor Society U. C. Berkeley, Dept. Forestry & Resource Management Travel Award 1985. Honor Students Society, University of California at Berkeley 1979 - 1984. U. C. Berkeley, Center for Latin American Studies Travel Award 1980 Henry L. Wollenburg Scholarship 1979, 1983. Honor Student, Kenyon College 1972, 1973

SPONSORED RESEARCH - (1) "Ecosystem Processes in Treefall Gaps of a Costa Rican Lowland Rain Forest",

National Science Foundation, Ecosystem Studies Program. Co-Investigator, 7/86 - 10/91, $1,264,751.

(2) "Site Productivity and Nutrient Cycling of Loblolly Pine (Pinus taeda) Plantations in the Southeast", Champion International Corporation, Union Camp Corporation, Boise Cascade Corporation. Principal Investigator, 10/86 - 2/88, $200,000.

(3) "Integration of an Historical Perspective into Ecological Research", Andrew W. Mellon Foundation. Co-Principle Investigator, 12/87 - 5/91, $95,000.

(4) "Phosphorus, Carbon and Nitrogen Dynamics in a Perturbed Neotropical Dry Forest", National Science Foundation, Ecosystem Studies Program. Principal Investigator, 8/89 - 1/92, $150,000.

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(5) "Long-term Ecological Research on the Luquillo Experimental Forest, Puerto Rico", National Science Foundation, Ecosystem Studies Program. Co-Investigator, 10/88 - 4/93, $2,088,927.

(6) "Synthesis of the Integration of History into Ecology: Tropical-Temperate Forest Comparisons." Andrew W. Mellon Foundation. Principal Investigator, 7/91 - 12/94, $55,000.

(7) "Phosphorus, Carbon and Nitrogen Dynamics in a Perturbed Neotropical Dry Forest", National Science Foundation, Ecosystem Studies Program. Principal Investigator, 10/92 - 10/96, $700,000.

(8) "Experimental Tests of Ecosystem Dynamics Along Developmental , Climatic, and Biotic Gradients in Hawaiian Montane Rainforest", National Science Foundation, Ecosystem Studies Program. Co-Investigator, 3/90 - 9/95, $2,788,269.

9) "1996 Fulbright Scholar for Research and Teaching in Zimbabwe" J. William Fulbright Scholarship Board. Principal Investigator, 1/96 - 12/96. $72,335.

10) "Land use history comparison of the lowland tropics in Costa Rica and Brazil" Andrew W. Mellon Foundation. Principal Investigator, 6/95 - 6/98, $100,000.

11) “Soil nutrients, people, livestock and wildlife in rangelands of Kenya” U.S. Department of Agriculture, Career Enhancement/Sabbatical Awards Program. Principle Investigator, 9/99-9/00, $58,460.

12) “Nitrogen Deposition and UV stressor impacts in Canyonlands National Park as affected by climatic pulse events.” U.S. Environmental Protection Agency / U.S. National Park Service. Co-PI, 6/98-5/01, $867,450.

13) “Soil nutrients, people, livestock and wildlife in Rangelands of Kenya” USDA/NRICGP/Research Career Enhancement Award. Principle Investigator, 6/99–12/00, $58,460.

14) “Impacts of Land-Use Change on Biodiversity Values in African Woodlands.” International Livestock Research Institute (Kenya). Co-Lead Scientist, 1/99-12/01 $21,000

15) "LTER: The Niwot Ridge Long Term Ecological Program 1998-2004: Controls on the Structure, Function & Interactions of Alpine & Subalpine Ecosystems of the Colorado Front Range." National Science Foundation; Long Term Ecological Studies Program. Co-Investigator, 10/98-9/04, $3,5000,000.

16) “Comparative Land Use History in the New World Tropics: Reconstructing Regional Patterns.” Andrew W. Mellon Foundation. Co-PI, 1/99-12/03, $500,000.

17) “Interactions of Cattle Grazing and Climate Change on Semi-Arid Ecosystem Function.” U.S. Geological Survey/Biological Resources Division, Global Change Program. Co PI, 6/99–6/04, $1,250,000.

18) “Exotic Annual Grasses in Western Rangelands: Predicting Resistance and Resilience of Native Ecosystems to Invasion.” Department of Defense. Co Principle Investigator, 7/00- 6/04, $156,400.

19) “LTER – The landscape continuum model: A biogeochemical paradigm for high elevation ecosystems”. National Science Foundation; Long Term Ecological Studies Program. Co-Principal Investigator, 12/04-11/10, $1,784,000.

20) “Fire and Invasive Annual Grasses in Western Ecosystems”. USDI/USDA Joint

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Fire Science Program. Co Principle Investigator. 1/02-6/05 $927,931. 21) “Optimizing the effluent from the vertical tube reactor for agriculture application.”

USDA, Natural Resource Conservation Service, Conservation Innovation Grants (CIG), Environmental Quality Incentive Program. Co-PI with Keith Miller (DU Chemistry and Biochemistry). 7/07-7/08, $74,980.

22) “Integration of a portable X-ray fluorescence instrument into courses in social, natural and physical sciences”.National Science Foundation, Division of Undergraduate Education / Course, Curriculum and Laboratory Improvement Program 01/08-01/11, $148,948.

INVITED AND CONTRIBUTED PRESENTATIONS – Last 5 years

46 INVITED SEMINARS and INVITED SYMPOSIA FOR ANNUAL MEETINGS 59 CONTRIBUTED PAPERS PRESENTATED AT ANNUAL MEETINGS

TEACHING - CURRENT

Conservation Biology (BIO 441/ENV440/ENV540). School or Earth Sciences and Environmental Sustainability, Northern Arizona University 2013- present.

Capstone Seminar in Environmental Science and Studies (ENV 490c). School or Earth Sciences and Environmental Sustainability, Northern Arizona University 2013- 2017.

Essential Ecology (ENV 326). School or Earth Sciences and Environmental Sustainability, Northern Arizona University 2014- 2017.

Climate Change Adaptation (ENV 675). School or Earth Sciences and Environmental Sustainability, Northern Arizona University 2017- present.

Climate Change Mitigation (ENV 675). School or Earth Sciences and Environmental Sustainability, Northern Arizona University 2018- present.

- COURSES TAUGHT PREVIOUSLY Environmental Science and Policy Seminar (ENV 555). School or Earth Sciences and

Environmental Sustainability, Northern Arizona University 2013- 2017.

Concepts in Biology (Biology 1010-3). Department of Biological Sciences, University of Denver. 1992 - 2009. [Ecology section during the Spring Quarter]

General Ecology (Biology 2010). Department of Biological Sciences, University of Denver. 2002 - 2009. Fall Quarter.

Ecological Field Methods (Biology 3070). Department of Biological Sciences, University of Denver. 1993 - 2008. [Includes a 7 day field section at the Mt. Evans High Altitude Laboratory prior to Fall Quarter]. {Fall Quarter - Odd years}.

Tropical Biology; an Ecological Approach (Biology 3060). Department of Biological Sciences, University of Denver. {Winter Quarter -Even years}.

Conservation and Global Change Biology (Biology 4150). Department of Biological Sciences, University of Denver. 1999 - 2009. {Winter Quarter - occasional}.

Urban Ecology (Core 2153). Core Curriculum Program, University of Denver, fall term 2006 at Bologna, Italy - as part if the Bologna Study Abroad Program.

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Conservation Biology (Biology 4150). Department of Biological Sciences, University of Denver. 1992 - 1998. {Winter Quarter – alternate years}.

Plant Ecology (Biology 3040). Department of Biological Sciences, University of Denver. 1992 -95. Department of Biological Sciences, University of Denver.

Tropical Forest Ecology and Management (Forestry 513). Department of Forest Sciences, Colorado State University. 1988-1991.

Agroforestry (Forestry 542). Department of Forest Sciences, Colorado State University. 1988-1991.

Conservation of Biological Diversity (Natural Resources 200). College of Forestry and Natural Resources, Colorado State University. 1989-1991.

Advanced Topics in Ecology (Ecology 572). Program for Ecological Studies, Colorado State University. 1991.

ADVISING - GRADUATE STUDENTS University of Denver 1992- Present

Student Graduation Degree Sought Role L. Preteska 2013 M.S. School ES and Env Sust Co-Advisor J. Paklaian 2017 M.S. School ES and Env Sust Committee M. Sample 2017 M.S. School ES and Env Sust Co-Advisor W. Anagal 2022 PhD School Earth & Sustainability Major Professor University of Denver 1992-2012 D. Fernandes 1992-1993 Post-Doc, Biological Sciences Principal Advisor B.Q. Morris 1993 M.S. Geography Committee E. Schwab 1993 M.S. Geography Committee S. Faulk 1994 M.S. Biological Sciences Committee P. Flatt 1994 M.S. Biological Sciences Major Professor F. Garcia-Oliva 1993-1994 Post-Doc, Biological Sciences Principal Advisor S. Toon 1995 Ph.D Biological Sciences Committee J. Dornbirer 1995 M.S. Biological Sciences Major Professor I. Dockersmith 1996 M.S. Biological Sciences Major Professor C. Giardina 1999 Ph.D. Biological Sciences Major Professor C. Vostral 1999 M.S. Biological Sciences Committee C. Dawson 1999 Ph.D. Biological Sciences Major Professor A. Schauer 1999 M.S. Biological Sciences Committee K. Hansen 1999 Ph.D. Biological Sciences Major Professor N. Benedict 2000 Ph.D. Biological Sciences Committee K. Harrell 2001 M.S. Biological Sciences Major Professor I. Hanne 2001 Ph.D. Biological Sciences Major Professor S. Sherrod 1999-2001 Post-Doc, Biological Sciences Principal Advisor C. Malone 2003 M.S. Biological Sciences Major Professor C. Withington 2003 M.S. Biological Sciences Major Professor S. Gopalani 2004 M.S. Biological Sciences Major Professor A. Hogel 2005 M.S. Biological Sciences Major Professor B. Titiz 2005 Ph.D. Biological Sciences Major Professor E. Olson 2006 Ph.D. English Committee R. Bay 2006 M.S. Biological Sciences Committee S. Gieck 2006 M.S. Biological Sciences Committee P. Gordon 2008 Ph.D. Biological Sciences Committee N. Wojcik 2008 Ph.D. Biological Sciences Major Professor

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M. Meehan 2008 M.S. Biological Sciences Committee K. Clark 2008 M.S. Biological Sciences Major Professor M. Cederborg 2009 Ph.D. Biological Sciences Committee C. Licata 2012 Ph.D Biological Sciences Major Professor

Colorado State University 1988-1993 K. Dunkin 1989 M.S. Forest Biology Committee Y. Son 1989 M.S. Forest Management Committee S. Chiapetta 1990 M.S. Forest Management Committee N. Scott 1991 M.S. Agronomy Committee S. Pierce 1991 M.S. Natural Resource Mgmt. Major Professor L. Huckaby 1991 M.S. Forest Biology Committee S. Malab 1991 Ph.D. Agroforestry Major Professor A. Bratt 1991 M.S. Forest Ecology Major Professor C. Rhoades 1991 M.S. Forest Soils Committee X. Zou 1992 Ph.D. Forest Soils Committee B. Hannu 1992 M.S. Forest Management Major Professor M. Faulkner 1992 M.S. Forest Ecology Committee J. Vieira 1992 M.S. Agroforestry Major Professor B. Grauel 1993 M.S. Agroforestry Major Professor North Carolina State University 1988-1991 M. McKenna 1989 M.S. Forest Soils Major Professor T. Fredreckson 1989 Ph.D. Forest Ecology Committee

GRADUATE STUDENT THESES 20 total (14 MS; 8 PhD)

1) Bratt, A. L. 1991. The Influence of Canopy Gaps on Decomposition Rates of Pentaclethra macroloba in Tropical Rainforest. M.S. Department of Forest Sciences, Colorado State University, Ft. Collins, CO.

2) Pierce, S. M. 1991. La Selva Biological Station History: Colonization/ Land Use/

Deforestation of Sarapiqui, Costa Rica. M.S. Department of Forest Sciences, Colorado State University, Ft. Collins, CO.

3) Malab, S. 1991. Nitrogen Dynamics in Agroforestry Systems in the Semiarid Hillylands

of the Philippines. Ph.D. Department of Forest Sciences, Colorado State University, Ft. Collins, CO.

4) Vieira, J. 1992. Agroforestry Systems in Upland Ecuador. M.S. Department of Forest

Sciences, Colorado State University, Ft. Collins, CO. 5) Hannu, B. 1992. Growth of Laurel, Cordia alliodora, in Secondary and Clearcut Forest in

Lowland Costa Rica. M.S. Department of Forest Sciences, Colorado State University, Ft. Collins, CO.

6) Grauel, B. 1994. Secondary Forest Management for Forest Productivity; Application of

Ecological Principles. M.S. Department of Forest Sciences, Colorado State University, Ft. Collins, CO.

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7) Flatt, P. M. 1994. Nutrient Additions Affect Resource Quality and Leaf Decomposition Rates of the Hawaiian Tree, Metrosideros polymorpha. M.S. Department of Biological Sciences, University of Denver, Denver, CO.

8) Dornbirer, J. A. 1995. The Spatial Distribution of Astragalus osterhoutii in Relation to Soil

Selenium and Phosphorus Levels. M.S. Department of Biological Sciences, University of Denver, Denver, CO.

9) Dockersmith I. A. 1996. Single Tree Influence on Soil C, N and P Following Conversion

of tropical Dry Forest to Pasture in Jalisco, Mexico. M.S. Department of Biological Sciences, University of Denver, Denver, CO.

10) Giardina, C. P. 1999. Nutrient Cycling During Slash and Burn Conversion of a Tropical

Dry Forest to Pasture. Ph.D.. Department of Biological Sciences, University of Denver, Denver, CO.

11) Hanson, K.K. 1999. Soil Phosphorus and Magnetic Susceptibility in Areas with

Cheatgrass (Bromus tectorum) invasion, Canyonlands National Park, Utah. Ph.D.. Department of Biological Sciences, University of Denver, Denver, CO.

12) Dawson, C. 1999. The Autecology of Astragalus osterhoutii (Jones), a Rare Species in

Kremmling, Colorado. Ph.D.. Department of Biological Sciences, University of Denver, Denver, CO.

13) Hanne, I.E. 2001. Soil nutrient responses to increased snow pack in an alpine meadow.

Ph.D.. Department of Biological Sciences, University of Denver, Denver, CO. 14) Withington, C. 2004. The forest-alpine tundra ecotone influences decomposition and

the nitrogen and phosphorus status of Picea engelmannii. M.S. Department of Biological Sciences, University of Denver, Denver, CO.

15) Gopalani, S. 2004. Changes in soil phosphorus caused by Bromus tectorum

(cheatgrass) in arid ecosystems. M.S. Department of Biological Sciences, University of Denver, Denver, CO.

16) Hogel, A.M. 2005. Allelopathic interactions of Bromus tectorum and two native grass

species. M.S. Department of Biological Sciences, University of Denver, Denver, CO. 17) Titiz, B. 2005. Signatures in the soil: soil charcoal and phosphorus distribution patterns

along an elevational transect in Costa Rican tropical rain forest. Ph.D.. Department of Biological Sciences, University of Denver, Denver, CO.

18) Wojcik, N. 2008. Fire changes biogeochemistry of wildland soils. Ph.D.. Department

of Biological Sciences, University of Denver, Denver, CO. 19) Clark, K. 2009. Soil amino acids at upper tree line, montane and lower tree line in

Colorado Front Range forests and adjacent grasslands. M.S. Department of Biological Sciences, University of Denver, Denver, CO.

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21) Licata, C. 2012. Fire-derived charcoal along an ecological gradient in the Colorado Front Range. Ph.D. Department of Biological Sciences, University of Denver, Denver, CO.

22) Preteska, L. 2013. The Longevity of Extracellular DNA in soils. M.S. School of Earth

Sciences and Environmental Sustainability. Northern Arizona University, Flagstaff, AZ 23) Sample, M. 2016. Exotic Conifer Removal in Patagonia, Argentina: Ecological

Outcomes & Management Evaluation. M.S. School of Earth Sciences and Environmental Sustainability. Northern Arizona University, Flagstaff, AZ

UNDERGRADUATE HONORS THESES SUPERVISED (27 total)

1) Minton, M. 1994. Demography of a rare and endangered plant Penstemon penlandii

in Colorado. (B.S. with honors in Environmental Sciences, 3/94). 2) Konowalchuck, B. 1994. Nitrogen and phosphorus availability in soils under

bristlecone pine (Pinus aristata) on Mt. Evans, CO. (B.S. with honors in Biological Sciences, 6/94).

3) Rosenburger, M. 1994. Seasonal fluctuations of total non-soluble carbohydrates in

the phloem of Bristlecone Pine (Pinus aristata) growing near the alpine tree-limit on Mt. Evans, CO. (B.S. with honors in Biological Sciences, 6/94).

4) Grant, III, T. A. 1994. Comparative analysis of nutrient cycling within the litter and

soils of adjacent aspen and lodgepole pine in the Central Rocky Mountains. (B.A. with honors in Environmental Sciences, 12/94).

5) Evans, David D. 1995. The effects of nitrogen fertilization by air pollution on the

photosynthetic efficiency and allocation of limiting nutrients in front range Pinus aristata. (B.S. with honors in Biological Sciences, 6/95).

6) Bouma, C. H. 1995. Biogeochemistry of a tropical deciduous forest in Mexico. (B.A.

with honors in Environmental Sciences, 6/95). 7) Vuong, R. 1996. Contrasting limestone and granite parent materials’ contol on

biomass and nutrient cycling in a neotropical moist in Belize. (B.S. with honors in Biological Sciences, 6/96)

8) Banks, M. 1997. Decomposition of leaves from two forest species under acidic

deposition in Germany. (B.S. with honors in Biological Sciences, 6/97). 9) Shiels, A.B. 1998. The effects of mobile tree islands on soil nutrients in an alpine

ecosytem. (B.S. with honors in Environmental Sciences, 6/98). 10) Monahan, M. B. 1998. Miombo soils of Zimbabwe: the effects of fire frequency on

soil organic matter. (B.S. with honors in Biological Sciences, 6/98).

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11) Trauernicht, P C. 1999. The allometric relationships of Stipa comata and Hilaria

jamesii and their relevance to non-destructive sampling in Cayonlands, National Park, Utah. (B.S. with honors in Biological Sciences, 6/99).

12) Wilczewski, C.R. 1999. The effects of varying nitrogen levels on cryptobiotic soil

crusts. (B.S. with honors in Biological Sciences, 6/99). 13) Estey, T.B. 1999. Krummholz vegetation and nutrient content are spatially

distributed: results from two alpine sites in Colorado. Senior Honor’s Thesis. Department of Biological Sciences, University of Denver. Denver, CO.

14) Morrison, R. 1999. Potassium as a limiting nutrient for germination and production

of cheatgrass (Bromus tectorum) in Canyonlands National Park, Utah. Senior Honor’s Thesis. Department of Biological Sciences, University of Denver. Denver, CO.

15) Hailey, M. 2002. Can micro-charcoal sampling enhance tropical fire history? Senior

Honor’s Thesis. Department of Biological Sciences, University of Denver. Denver, CO.

16) Morris, J. 2002. Charcoal in Costa Rican soils; evidence for a 10,000 year old fire in

the rain forest. Senior Honor’s Thesis. Department of Biological Sciences, University of Denver. Denver, CO.

17) Renaud, C. 2002. Soil phosphorous differences in the forest-tundra ecotone at

Niwot Ridge, Colorado. Senior Honor’s Thesis. Department of Biological Sciences, University of Denver. Denver, CO.

18) Laflam, Jon 2004. Comparative Growth Analysis for a Native and an Invasive

Grass Species. Senior Honor’s Thesis. Department of Biological Sciences, University of Denver.

19) DeMarco, Bethany C., 2004. Vesicular-arbuscular mycorrhizae in cheatgrass

(Bromus tectorum) and two native grass species on the Colorado plateau. Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

20) Thomas, M. 2005. Lower treeline in the foothills of the Colorado Front Range.

Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

21) Carson, J. 2005. Nitrogen availability at lower treeline in the central Rocky

Mountain foothills. Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

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22) Holfelder, Kirstin, 2006. Response to nitrogen deposition in old growth and immature ponderosa pine (Pinus ponderosa). Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

23) Marks, Ryan. 2006. Nitrogen variation in bristlecone pine (Pinus aristata) across an

elevation gradient on Mt. Goliath, Colorado. Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

24) Thompson, Erin Elizabeth. 2007. Labile organic carbon under old-growth and

successional Ponderosa Pine (Pinus ponderosa) along the Colorado Front Range. Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

25) Sexauer, Jonathan 2008. Two analyses of black carbon in Front Range forest

ecotone soils. Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

26) Patterson, DeAnna 2008. Labile soil carbon beneath two vegetation types in the

Front Range of Colorado. Senior Honor’s Thesis for Environmental Science, Department of Biological Sciences, University of Denver. Denver, CO.

27) Lyttle, Amy 2008. Available soil nitrogen in foothills forest and adjacent grasslands

in the Colorado Front Range. Senior Honor’s Thesis, Department of Biological Sciences, University of Denver. Denver, CO.

PROFESSIONAL SERVICE - Journal Manuscript Reviews (invited): American Naturalist Global Change Biology Antarctic, Arctic and Alpine Research Global Ecology and Biogeography Letters Australian Journal of Ecology Journal of Environmental Quality Biogeochemistry JGR-Biogeosciences Biotropica Journal of Tropical Ecology New Phytologist Nature GeoScience BioScience Oecologia Conservation Biology PNAS Ecology Plant Ecology Ecological Monographs Plos ONE Selbyana Ecological Applications Soil Biology and Biogeochemistry Ecological Research Soil Science Society America Journal Ecosystems Water Resources Research Forest Ecology and Management 2004-08 Associate Editor Journal of Natural Resources and Life Sciences Education

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PROFESSIONAL SERVICE - Panel and Research Proposal Evaluation: Panel Member and Proposal Reviewer, 2017. National Science Foundation, Biological Sciences

Directorate, Improvements at Field Stations and Marine Labs. Panel Member and Proposal Reviewer, 2013, 2015-16 National Science Foundation,

Geosciences Directorate, Critical Zone Network. Site Visit Chair, 2014. National Science Foundation, Office of Polar Programs, ACADIS review

at NSIDC, University of Colorado, Boulder, Colorado Panel Member and Proposal Reviewer, 2014, National Science Foundation, Office of Polar

Programs, Arctic Natural Sciences Panel. Panel Member and Proposal Reviewer, 2004-2008, National Science Foundation, Ecosystem

Science Program; 2 panel sessions per year in Arlington, VA at NSF HQ. Panel Member and Proposal Reviewer, 2004, Global Carbon Cycle Science, NASA Panel Member and Proposal Reviewer, 2003 National Research Initiative Competitive Grants

Program - U.S. Department of Agriculture: Weedy and Invasive Plants Panel. Ecological Society of America, Historical Records Committee, Chair 2002-2005. National Park Service, Independent Scientific Review Panel, Northern Colorado Plateau –

Natural Resource Monitoring. 2002 –2005. Panel Member and Proposal Reviewer, 2001 EPA STAR fellowships. Panel Member and Proposal Reviewer, 1998 Terrestrial Ecology and Global Change Program NASA/NSF/DOE/USDA/NOAA Panel Member and Proposal Reviewer, 1997 and 1998. William J. Fulbright Foreign

Scholarship Board - Sub-Saharan Africa Committee/Panel. Palo Verde Research Station External Advisory Committee 1997-2002, Organization for

Tropical Studies, Apartado 676, 2050 San Pedro, Costa Rica. Panel Member, 1997 Luquillo Long Term Ecological Research Program – Mid-term Review

Team, Long Term Ecological Research Program, National Science Foundation. Panel Member and Proposal Reviewer, 1994 National Research Initiative Competitive Grants

Program - U.S. Department of Agriculture: Forest/Range/Crop/Aquatic Ecosystems Panel Proposal Reviewer for the U.S. National Science Foundation (1987-present): Division of Biotic Systems and Resources) (now Division of Environmental Biology): Ecosystem Studies Program Ecology Program Conservation Biology Competition Division of International Programs (now Office of International Science and Engineering): U.S. - China Program

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Proposal Reviewer for the U.S. National Research Council: Board on Science and Technology for International Development A.I.D. Program in Science and Technology Development 1992, 1993. Grants and Fellowships Committee Member, Ecological Society of America. 1994-1997. Session Chair, Biogeography and Conservation; International Meeting of the Society for Conservation Biology and the Association for Tropical Biology, June 1994, Guadalajara, Mexico. Judge for Student Awards, Ecological Society of America. 1988, 1991, 1993, 1994. 1997, 1998, 2002, 2003 Visiting Faculty, Organization for Tropical Studies, Costa Rica, 1978, 1980, 1985, 1986, 1988, 1998, 2006. Executive Committee; International Programs, CO/WY Society of American Foresters. 1990-

1991.

MEMBERSHIP IN PROFESSIONAL SOCIETIES

American Assoc. Advancement of Science American Geophysical Union – Biogeosciences American Institute of Biological Sciences Ecological Society of America

Soil Science Society of America UNIVERSITY and DEPARTMENT SERVICE

▪ Northern Arizona University ▪ School of Earth Sciences and Environmental Sustainability

Faculty Status Committee 2013-present Annual Review Committee 2013-present Climate Science and Solutions MS Committee 2013-present Search Committee – Stratigraphy Assistant Professor 2013-2014

▪ University wide Cline Library Faculty Advisory Committee 2013-2017 Faculty Senator representing the College of Engineering, Forestry and Natural Sciences 2017-present

University of Denver - Department of Biological Sciences Honors Committee, Department of Biological Sciences, University of Denver. 1992-97. 2006-

2008. Chair 1992-93, Co-Chair 2005-06, Chair 2006 – 2008. Graduate Committee 1994-1999; 2001-2004. Chair 2001-2004. Search Committee, Physiological Ecologist, Department of Biological Sciences, Chair 1995. BioArc Committee 1992- Present Chair 2006-2008

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Search Committee, Microbial Ecologist, Department of Biological Sciences, Chair 2007 Search Committee, Global Change Biologist, Department of Biological Sciences, Chair 2009 University wide University Student Conduct Policies Committee, University of Denver. March 1993 - May 1994. Advisory Committee to the Dean and Director, Penrose Library, University of Denver. April 1993

- 1999. University Faculty Senate Member representing Department of Biological Sciences, University

of Denver. 1993- 1994. Search Committee, Vice Provost for Research, 1995 University Sponsored Academic Research Committee (SPARC) 1997-1999. University Faculty Review Committee 1997-1999. 2002-2004 Search Committee, Vice Provost for Graduate Studies and Research, 2001-2002 Undergraduate Council, representing Natural Sciences Mathematics and Engineering Division,

2001-2004 Ammi Hyde Interviews for University of Denver Undergraduate applicants; San Diego CA -

2003, New York City NY - 2004, Austin TX - 2005 University Committee for the Public Good and Service Learning 2003 – 2005. Graduate Council, representing Natural Sciences Mathematics Division 2006-2008 DU/Bologna International Center for Civic Engagement Advisory Board 2006-2009 Rhodes/Marshall/Fulbright Scholarship Interview Committee 2004-2008 Faculty Service Learning Committee 2006-2009 University Honors Program Advisory Committee (elected to represent NSM) 2007-2008 Cherrington Global Scholars Committee (now - Internationalization Advisory Board),

representing Natural Sciences Mathematics Division 2006 – 2009

Colorado State University Program for Ecological Studies, Colorado State University, 1988-1992, Academic Coordinator

1991-1992. Rain-forest Action Group, Faculty Advisor, Colorado State University, 1989-1991. Latin American Studies Program, Faculty Affiliate, Colorado State University, 1989-1991. Rocky Mountain Biological Diversity Symposium, Steering Committee, Ft. Collins, CO, March

15-19, 1991. 1989 - 1991.

North Carolina State University Forestry Department Research Committee, North Carolina State University. 1986-1987. COMMUNITY SERVICE Cache La Poudre Elementary School, 3rd Grades, Guest Speaker on Tropical Rain Forests.

October, 1991. La Porte, CO. Acres Green Elementary School, 5th Grade, Guest Speaker on Tropical Rain Forest Ecology.

March, 1992. Douglas County, CO. University of Colorado, Denver, Biology 5220 (Community Ecology), Guest lecturer on Amazon

Rain Forest Ecology. March, 1992. Auroria Campus, Denver, CO. Cherry Creek School District Global Education Committee, Guest Speaker on Tropical

Deforestation. April, 1992. Cherry Creek High School, Cherry Creek, CO. William Smith High School, Grades 9-11, Guest speaker on Tropical Rain Forest Diversity and

Deforestation. October, 1992. Aurora School District, Arapahoe County, CO. Denver Botanic Garden, Conservatory Planning Committee, January 1992 - 1999.

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Table Mountain Soccer Association, Coach; Micro-soccer, U8-Boys soccer. 1992 - 1995. Carlson Elementary School, combined 3rd grades, Guest Speaker of Tropical Rain Forest

Deforestation. March, 1993. Idaho Springs, CO. Global Awareness Day, Denver YMCA and Denver Junior League, Keynote Speaker;

Rainforests / Ancient Forests. April, 1993. Denver, CO. William Smith Alternative High School, Grades 9-11, Guest speaker on Tropical Rain Forest

Diversity and Deforestation. May, 1993. Aurora School District, Arapahoe County, CO. Greyrock Elementary School, combined 2nd and 3rd grades, Guest Speaker of Tropical Rain

Forests, October 1993, Denver, CO. University of Colorado, Denver, Biology 5220 (Community Ecology), Guest lecturer on Amazon

Rain Forest Ecology. February, 1994. Auroria Campus, Denver, CO. Student Environmental Action Coalition, University of Denver. Earthweek Faculty Panel.

Presentation on Biological Diversity in Tropical Deciduous Forests. 4/94. Denver, CO. Mitchell Elementary School, combined 6th grades, Guest Speaker on Tropical Rain Forest

Biological and Habitat Diversity. April, 1994. Golden CO. Fairmount Elementary School, combined 3rd grades, Guest Speaker on Tropical Biology,

October 1994. Golden, CO. Shelton Elementary School, multi-level 1&2 grades, Guest Speaker on Tropical Rain Forests.

April 1995. Golden, CO. Shelton Elementary School, Science Fair Speaker 1997, 2002, Science Fair Judge 1994, 1995,

1997, 1998, 2001, 2002. Rocky Flats Technical Advisory Committee 2002-2004. Golden Chamber Choir, 2003-2005 Judge, University of Denver Student Talent Show, March 2004 Judge, University of Denver Homecoming Parade, October 2004 The Spirituals Project Choir, Bass Section, 2004 – 2009, 2012-13 Colorado MADD – VIP Speaker (Spanish), 2006- 2007 Lakewood High School PTA Scholarships Committee Chair 2005-2006 Master Chorale of Flagstaff, Bass Section 2011, 2013-present Flagstaff Climate Action and Adaptation Committee 2017- present

FOREIGN LANGUAGES Spanish Excellent in conversation, reading and writing. Portuguese Fair conversational ability, good reading ability. Italian Beginner conversational ability, good reading ability Swahili Beginner

INTERNATIONAL RESEARCH AND/OR TEACHING EXPERIENCE Belize 1995 Brazil 1983, 1989 Costa Rica 1976 (10 months), 1977-1978 (11 months), 1980, 1985-1986 (12

months), 1987, 1988, 1989, 1990, 1991, 1992, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2008, 2009. 2011, 2015, 2017

Ecuador 1998 Italy 2006 (5 months) Indonesia 2010

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Kenya 1996, 1999, 1999-2000 (12 months) Malawi 1995 Mexico 1990, 1992, 1993, 1994, 1995 Mozambique 1996 Panama 1976, 1982, 2002 Peru 1987, 2000 Philippines 1989 Poland 1988 Portugal 1994 Venezuela 1981-1982 (10 months), 1983, 1984, 1989 South Africa 1997 Thailand 2007 Tanzania 1999, 2000 Zimbabwe 1995-1996 (11 months)