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1. NACP MCI: CO2 Emissions Inventory, Upper Midwest Region, USA., 2007 [NACP_MCI_CO2_INVENTORY]
This data set provides a bottom-up CO2 emissions inventory for the mid-continent region of the United States for the year 2007. The study was undertaken as part of the North American Carbon Program ...


2. NACP MCI: CO2 Flux from Inversion Modeling, Upper Midwest Region, USA, 2007 [NACP_MCI_CO2_INVERSIONS]
This data set provides estimates of Net Ecosystem Exchange (NEE) flux for the U.S. Upper Midwest at 0.5-degree resolution for the year 2007. Estimates were produced by two atmospheric CO2 inversion ...


3. NACP MCI: CO2 Flux Tower Measurements, Upper Midwest Region, USA, 2007-2009 [NACP_MCI_CO2_MEASUREMENTS]
This data set provides high precision and high accuracy atmospheric CO2 data from seven instrumented communication towers located in the U.S. Upper Midwest. The overall sampling period was from January ...


4. A GLOBAL DATABASE OF SOIL RESPIRATION DATA, VERSION 2.0 [GLOBAL_SRDB_V2]
This data set provides an updated soil respiration database (SRDB), a near-universal compendium of published soil respiration (RS) data. Soil respiration, the flux of autotrophically- and heterotrophically-generated ...


5. NACP Regional: Gridded 1-deg Observation Data and Biosphere and Inverse Model Outputs [NACP_REGIONAL_OBS_MODEL_GRID]
This data set contains standardized gridded observation data, terrestrial biosphere model output data, and inverse model simulations of carbon flux parameters that were used in the North American ...


6. NACP Regional: Supplemental Gridded Observations, Biosphere and Inverse Model Outputs [NACP_REGIONAL_OBS_MODEL_SUPPL]
This data set contains standardized gridded observation data, terrestrial biospheric model output, and inverse model simulations that were compiled but not used in the North American Carbon Program ...


7. Gas flux over sea ice and calcium carbonate concentration in sea ice from the SIPEX II voyage of the Aurora Australis [SIPEX_II_Gas_Flux]   PARENT DIF
Gas Flux over Sea Ice ------------- We observed amount of gas exchange between sea ice and atmosphere. At the ice station, semi-automated chambers developed in Japan, were used for measurement of ...


8. Methane Flux Measurements, Happy Valley, AK, 1994 [ARCSS108]
This data set contains CH4 (methane) flux and related measurements taken at the Happy Valley Flux Study Site in northern Alaska during the summer of 1994. Sampling was conducted to test use of a laser ...


9. Thaw Depth and Vegetation Radiance Measurements, Happy Valley, AK, 1994 [ARCSS103]
This data set contains measurements for permafrost active layer thaw depth and vegetation reflectance (red and near-infrared bandwidths) at the Happy Valley Flux Study Site in northern Alaska during ...


10. SAFARI 2000 BIOMASS BURNING EMISSIONS, SELECTED SITES, DRY SEASON 2000 [s2k_burn_emissions]
Biomass burning is a major source for gaseous and particulate atmospheric pollution over southern Africa and globally. The purpose of this study was to quantify biomass burning emissions in an attempt ...


11. LBA-ECO ND-02 CO2 FLUX FROM SOILS IN FORESTS AND PASTURES, ACRE, BRAZIL: 1999-2001 [ND02_SOIL_CO2_FLUX]
This data set reports soil CO2 flux and results of This data set reports soil CO2 flux and results of physical and chemical characterization of soils from pastures, secondary forests, and mature forests ...


12. BOREAS TGB-01 CH4 CONCENTRATION AND FLUX DATA FROM NSA TOWER SITES [BOREAS_TGB1CFD]
The BOREAS TGB-01 team made numerous measurements of trace gas concentrations and fluxes at various NSA sites. This data set contains half-hourly averages of ambient methane (CH4) measurements and ...


13. BOREAS TE-05 LEAF GAS EXCHANGE DATA [BOREAS_TE5LGXD]
The BOREAS group TE-05 collected measurements in the NSA and SSA on gas exchange, gas composition and tree growth. The leaf photosynthetic gas exchange data were collected in the BOREAS NSA and the ...


14. BOREAS TE-05 SOIL RESPIRATION DATA [BOREAS_TE5SOILR]
The BOREAS group TE-05 collected measurements in the NSA and SSA on gas exchange, gas composition and tree growth. Soil respiration data collected in the BOREAS NSA and SSA to compare the soil respiration ...


15. SMEX02 SMACEX Tower Meteorological/Flux Data: Iowa [NSIDC-0438]
Notice to Data Users: The documentation for this data set was provided solely by the Principal Investigator(s) and was not further developed, thoroughly reviewed, or edited by NSIDC. Thus, support ...


16. Ecosystem Carbon Fluxes, Toolik Lake, Alaska, 1995 and 1996 [ARCSS006]
Carbon dioxide exchange, air temperature, and photosynthetically active radiation (PAR) were measured on tundra plots at the Toolik Lake Field Station during the summers of 1995 and 1996. Measurements ...


17. AmeriFlux CO2, Water Vapor, and Energy Exchange from Native Tallgrass Prairie Site Near Shidler, Oklahoma, 1996-1997 [AMERIFLUX_SHIDLER-CDIAC]
The tallgrass site near Shidler, Oklahoma is part of the AmeriFlux network of field research projects measuring the exchange of carbon dioxide (CO2) between terrestrial ecosystems and ...


18. AmeriFlux CO2, Water Vapor, and Energy Exchange from a Wheat Site Near Ponca, Oklahoma 1996-1997 [AMERIFLUX_PONCA_CDIAC]
The wheat site near Ponca, Oklahoma is part of the AmeriFlux network of field research projects measuring the exchange of carbon dioxide (CO2) between terrestrial ecosystems and the atmosphere. ...


19. Walker Branch Watershed, AmeriFlux CO2, Water Vapor, and Energy Exchange Oak Ridge National Laboratory, TN 1995-1998 [AMERIFLUX_WBW_CDIAC]
The Walker Branch Watershed (WBW), Tennessee is part of the AmeriFlux network of field research projects measuring the exchange of carbon dioxide (CO2) between terrestrial ecosystems and ...


20. SAFARI 2000 METEOROLOGICAL TOWER MEASUREMENTS, KRUGER NATIONAL PARK, 2000-2002 [s2k_knp_met]
An eddy covariance system mounted on a tower near the Skukuza Camp in Kruger National Park, South Africa, has been operating continuously since early 2000. Meteorological measurements started in February ...


21. SAFARI 2000 METEOROLOGICAL AND FLUX TOWER MEASUREMENTS IN MAUN, BOTSWANA, 2000 [s2k_maun_flux]
To investigate potential contributions of savanna ecosystems to the Earth s carbon balance, an eddy covariance system was used to measure the seasonal variation in carbon dioxide, water vapor, and ...


22. Long-term Tillage and Cropping System Effects on Crop Yield and Soil Quality [USDA.ARS.CPCRC.CropSyst]
(adapted from Project Abstract) Problem: Many of the present cropping systems in the steeply-sloping Pacific Northwest dryland region are detrimental to soil quality because of excessive soil erosion ...


23. Carbon Exchange on the Short-grass Steppe and the Northern Mixed Prairie. [USDA.ARS.RRRU.Carbonxchng]
(adapted from project abstracts) Problems: While the importance of rangelands for domestic animal grazing and wildlife have been appreciated for some time, their role in the global C cycle is only ...


24. Carbon Dioxide Fluxes for Native and Improved Grazinglands. [USDA.ARS.NGPRL.CO2FluxGraze]
(Adapted from abstract presented at ARS Carbon Storage Workshop, Baltimore, MD Jan 1999) PROBLEM: The grasslands ofthe Northern Great Plains are dominated by the C3 wheatgrass- needlegrass and C4 ...


25. Impact of Livestock Grazing on Carbon and Nitrogen Balance of a Short-grass Steppe [USDA.ARS.CGPRS.SGSgraze]
(adapted from project abstract) Problem: Grazing lands constitute about 55% ofthe total land surface of the United States, and have been estimated to contain 40,000 MMT of C in the top 2 m of the ...


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