Obs Networks: AmeriFlux 2.0

New Data Upload Portal Feb 12AmeriFlux@lbl.gov• 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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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: scbiraud@lbl.gov

AmeriFlux Program email: AmeriFlux@lbl.gov

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)