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Collatz-02 Project Profile
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Project Title:Improving and extending CMS land surface carbon flux products including estimates of uncertainties in fluxes and biomass

Science Team
Members:

George (Jim) Collatz, NASA GSFC (Project Lead)

Project Duration: 2013 - 2016
Solicitation:NASA: Carbon Monitoring System (2013)
Abstract: This proposal addresses the Studies to improve the characterization and quantification of errors and uncertainties in existing and/or proposed NASA CMS products, including errors and uncertainties in the algorithms, models, and associated methodologies utilized in creating them; component of CMS call for proposals. Our team was originally funded in ... [more]
CMS:
  • Land Biomass
  • Land-Atmosphere Flux

Participants:

George (Jim) Collatz, NASA GSFC
Fanwei Zeng, NASA GSFC / SSAI

Contact Support to request an email list of project participants.

Project URL(s): None provided.
 
Data
Products:
Product Title:  Associated uncertainties for both fluxes and biomass.
Spatial Extent:  Global
Spatial Resolution:  0.5 x 0.5 and 1 x 1.25
Time Period:  2003-2014
Temporal Frequency:  Monthly and annually at 0.5° resolution and 3-hourly at 1° x 1.25° resolution
Status:  Archived
...more

Product Title:  CMS: Forest Biomass and Productivity, 1-degree and 5-km, Conterminous US, 2005
Spatial Extent:  CONUS
Spatial Resolution:  1 and 5 km
Time Period:  2005
Temporal Frequency:  Annual (assumed to represent the midpoint of the year).
Status:  Archived
...more

Product Title:  Estimates of terrestrial carbon fluxes: Gross Primary Productivity (GAP)/ Net Primary Productivity (NPP), Net Biome Production (NAP), Ecosystem Respiration (RE)/ Heterotrophic Respiration (RH), and fire emissions.
Spatial Extent:  Global
Spatial Resolution:  0.5 x 0.5 and 1 x 1.25
Time Period:  2003-2014
Temporal Frequency:  Monthly at 0.5° resolution and 3-hourly at 1° x 1.25° resolution
Status:  Archived
...more

Product Title:  Maps of above- and below-ground biomass live and above- and below-ground biomass detritus.
Spatial Extent:  Global
Spatial Resolution:  0.5 x 0.5
Time Period:  2003-2014
Temporal Frequency:  Annually
Status:  Archived
...more

 
Publications: Liu, J., Bowman, K. W., Lee, M., Henze, D. K., Bousserez, N., Brix, H., Collatz, G. J., Menemenlis, D., Ott, L., Pawson, S., Jones, D., Nassar, R. 2014. Carbon monitoring system flux estimation and attribution: impact of ACOS-GOSAT XCO2sampling on the inference of terrestrial biospheric sources and sinks. Tellus B. 66. DOI: 10.3402/tellusb.v66.22486

2015 NASA Carbon Cycle & Ecosystems Joint Science Workshop Poster(s)
  • Agricultural Green Revolution as a driver of increasing atmospheric CO2 seasonal amplitude   --   (Ning Zeng, Fang Zhao, George James Collatz, Eugenia Kalnay, Ross Salawitch, Tristram O. West, Guanter Luiz, Ghassem Asrar)   [abstract]

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