obs networks: ameriflux 2.0
DESCRIPTION
Obs Networks: AmeriFlux 2.0. Core Site/Clusters Long-term funding to > 30 core-site towers managed by 14 PI’s. One signed. Nine (32 towers) in negotiation now. Forest , woodland, grassland, wetlands, croplands NE , SW, Upper Midwest, Southeast (The West is yet to come!). - PowerPoint PPT PresentationTRANSCRIPT
Obs Networks: AmeriFlux 2.0
New Data Upload Portal Feb [email protected]• high frequency data• ½ h data (will pass to CDIAC)
Breakout session ended at dinner last night at Los Cuates
(24 people went!)
Core Site/Clusters Long-term funding to > 30 core-site towers managed by 14 PI’s. • One signed. Nine (32 towers) in negotiation now.• Forest, woodland, grassland, wetlands, croplands• NE, SW, Upper Midwest, Southeast
(The West is yet to come!)
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-50
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150NEE
g C
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200420052006200720082009201020112012
Respiration = 230 – 390 g C m-2 Photosynthesis = 160 – 430 g C m-2
Long term data revealThere is no average year
2004 – 2012Rainfall 200-450 mm
Santa Rita Mesquite Savanna, AZ
NEE
QAQC of the whole time series can highlight problems:
Option 1: the Sun is dying -> Science paper and Nobel prizeOption 2: my sensor is dying -> calibrate it, buy a new one, … and correct the data
Technical support and QA/QC are available to all AmeriFlux sites
QA/QC Contact Sebastien Biraud: [email protected]
AmeriFlux Program email: [email protected]
AmeriFlux Program website: AmeriFlux.lbl.gov (beginning February 12)
High u*, but is this really an ecosystem signal?
Paul Jarvis May 1935- February 2012
Professor, University of EdinburgFildr, FRSE, FRS, FIChF, FI Biol, FRS (Uppsala), FRS AgsFor (Stockholm)