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1. AirMOSS: L2 Hourly Precipitation at AirMOSS Sites, 2011-2015 [doi:10.3334/ORNLDAAC/1417_1]
This data set provides level 2 (L2) calibrated hourly precipitation (cm/hr) from rain gauges at seven North American sites as part of the Airborne Microwave Observatory of Subcanopy and Subsurface ...


2. AirMOSS: L4 Daily Modeled Net Ecosystem Exchange (NEE), AirMOSS sites, 2012-2014 [doi:10.3334/ORNLDAAC/1422_1]
This data set provides Level 4 daily estimates of Net Ecosystem Exchange (NEE) of CO2 at a spatial resolution of 30 arc-seconds (~1 km) for seven of the sites covered by the Airborne Microwave Observatory ...


3. AirMOSS: L4 Modeled Net Ecosystem Exchange (NEE), Continental USA, 2012-2014 [doi:10.3334/ORNLDAAC/1423_1]
This data set provides Level 4 estimates of Net Ecosystem Exchange (NEE) of CO2 across the conterminous USA at a spatial resolution of 50 km. Modeled estimates are provided at hourly and monthly temporal ...


4. Annual wildland fire emissions (WFEIS v0.5) for Conterminous US and Alaska, 2001-2013 [doi:10.3334/ORNLDAAC/1306_1]
This data set contains annual modeled estimates of wildland fire emissions at 0.01 degree (~1-km) spatial resolution from the Wildland Fire Emissions Information System (WFEIS v0.5) for the conterminous ...


5. CMS: Carbon Fluxes from Global Agricultural Production and Consumption, 2005-2011 [doi:10.3334/ORNLDAAC/1279_1]
This data set provides global estimates of carbon fluxes associate with annual crop net primary production (NPP) and harvested biomass, annual uptake and release by humans and livestock, and the total ...


6. CMS: Forest Biomass and Productivity, 1-degree and 5-km, Conterminous US, 2005 [doi:10.3334/ORNLDAAC/1221_1]
Notice: This data set and guide were updated on June 30, 2014 to correct an error in the reported units. The data values were not changed.Spatially-gridded estimates of above ground biomass (AGB), ...


7. CMS: GLAS LiDAR-derived Global Estimates of Forest Canopy Height, 2004-2008 [doi:10.3334/ORNLDAAC/1271_1]
This data set provides estimates of forest canopy height derived from the Geoscience Laser Altimeter System (GLAS) LiDAR instrument that was aboard the NASA Ice, Cloud, and land Elevation (ICESat) ...


8. CMS: Hourly Carbon Dioxide Estimated Using the WRF Model, North America, 2010 [doi:10.3334/ORNLDAAC/1338_1]
This data set contains estimated hourly CO2 atmospheric mole fractions and meteorological observations over North America for the year 2010 at a horizontal grid resolution of 27 km and vertical resolution ...


9. CMS: Land Cover Projections (5.6-km) from GCAM v3.1 for Conterminous USA, 2005-2095 [doi:10.3334/ORNLDAAC/1216_1]
The data provided are annual land cover projections for years 2005 through 2095 generated by the Global Change Assessment Model (GCAM) Version 3.1. For the conterminous USA, the GCAM global gridded ...


10. CMS: LiDAR-derived Estimates of Aboveground Biomass at Four Forested Sites, USA [doi:10.3334/ORNLDAAC/1257_1]
These data consist of high-resolution maps of aboveground biomass at four forested sites in the US: Garcia River Tract in California, Anne Arundel and Howard Counties in Maryland, Parker Tract in ...


11. CMS: Modeled Net Ecosystem Exchange at 3-hourly Time Steps, 2004-2010 [doi:10.3334/ORNLDAAC/1315_1]
This data set provides global, gridded, model-derived net ecosystem exchange (NEE) of CO2 flux between the land and atmosphere at 3-hourly time steps over seven years (2004-2010) at three different ...


12. Daymet: Monthly Climate Summaries on a 1-km Grid for North America, Version 3 [doi:10.3334/ORNLDAAC/1345_1]
This data set provides Daymet Version 3 monthly summary climatologies at a 1-km x 1-km spatial resolution for four Daymet variables; minimum and maximum temperature, precipitation, and vapor pressure. ...


13. TransCom 3: Annual Mean CO2 Flux Estimates from Atmospheric Inversions (Level 1) [doi:10.3334/ORNLDAAC/895_1]
The Atmospheric Tracer Transport Model Intercomparison Project (TransCom) was created to quantify and diagnose the uncertainty in inversion calculations of the global carbon budget that results from ...


14. TransCom 3: Seasonal CO2 Flux Estimates from Atmospheric Inversions (Level 2) [doi:10.3334/ORNLDAAC/1198_1]
This data set provides model outputs and seasonal mean CO2 fluxes from the Atmospheric Carbon Cycle Inversion Intercomparison (TransCom 3), Level 2 inversion experiment. Inversion methods can be used ...


15. IceBridge DMS L0 Raw Imagery [IODMS0]
This data set contains level zero imagery taken from the Digital Mapping System (DMS) over Antarctica and Greenland. The data were collected as part of Operation IceBridge funded aircraft survey campaigns.


16. IceBridge POS/AV L1B Corrected Position and Attitude Data [IPAPP1B]
The IceBridge POS/AV L1B Corrected Position and Attitude (IPAPP1B) data set contains georeferencing data from the Applanix 510 POS AV system flown with the Digital Mapping System (DMS) and other instruments ...


17. TRMM Attitude and TMI Packets and Header Record L1A V7 (TRMM_1A11) at GES DISC [TRMM_1A11_7]
The Level-1A Product file, ?1A11,? is a concatenation of Header record, Spacecraft Attitude packets, TMI Housekeeping packets, TMI Science Data packets, QACs and an MDUL. As such, it is reversible ...


18. TRMM Attitude and VIRS Packets and Header Record L1A V7 (TRMM_1A01) at GES DISC [TRMM_1A01_7]
The Level-1A Product file, ?1A01,? is a concatenation of Header record, Spacecraft Attitude packets, VIRS Housekeeping Data packets, VIRS Science Data packets, QACs, and an MDUL. As such, it is reversible ...


19. BDSNP Module for Improved Soil NO Emission Estimates for CMAQ Model, Conterminous USA [doi:10.3334/ORNLDAAC/1351_1]
This model product provides: (1) the source code for the updated Berkeley-Dalhousie Soil Nitric Oxide (NO) Parameterization module (BDSNP, Version 1.0) as implemented with the Community Multi-scale ...


20. Pre-ABoVE: Active Layer Thickness and Soil Water Content, Barrow, Alaska, 2013 [doi:10.3334/ORNLDAAC/1355_1]
This data set provides estimates of Active Layer Thickness (ALT) determined with ground-based measurements, and calculated soil volumetric water content (VWC) at four selected sites around Barrow, ...


21. Soil Moisture Profiles and Temperature Data from SoilSCAPE Sites, USA [doi:10.3334/ORNLDAAC/1339_1]
This data set contains in-situ soil moisture profile and soil temperature data collected at 20-minute intervals at SoilSCAPE (Soil moisture Sensing Controller and oPtimal Estimator) project sites ...


22. BOREAS Agriculture Canada Central Saskatchewan Vector Soils Data, V2 [doi:10.3334/ORNLDAAC/1346_1]
This data set provides soil descriptions for forested areas in the BOREAS southern study area (SSA) in central Saskatchewan, Canada provided by Agriculture Canada. The data contain soil code, modifiers, ...


23. CARVE: L2 Atmospheric Gas Concentrations, Airborne Flasks, Alaska, 2012-2015 [doi:10.3334/ORNLDAAC/1404_1]
This data set provides atmospheric carbon dioxide (CO2), methane (CH4), carbon monoxide (CO), molecular hydrogen (H2), nitrous oxide (N2O), sulfur hexafluoride (SF6), and other trace gas mole fractions ...


24. CARVE: L2 Atmospheric Gas Concentrations, Tower-based Flasks, Alaska, 2012-2015 [doi:10.3334/ORNLDAAC/1405_1]
This data set provides atmospheric carbon dioxide, methane, carbon monoxide, molecular hydrogen, nitrous oxide, sulfur hexafluoride, and other trace gas mole fractions (i.e. "concentrations") from ...


25. Collected Data from The Boreal Ecosystem-Atmosphere Study, NASA, CD-ROM [doi:10.3334/ORNLDAAC/1350_1]
This data set provides Boreal Ecosystem-Atmosphere Study (BOREAS) project information and data collected at selected sites in the boreal forest of Saskatchewan and Manitoba, Canada from 1993 through ...


26. MODIS NDVI Data, Smoothed and Gap-filled, for the Conterminous US: 2000-2015 [doi:10.3334/ORNLDAAC/1299_1]
This data set provides Moderate Resolution Imaging Spectroradiometer (MODIS) normalized difference vegetation index (NDVI) data, smoothed and gap-filled, for the conterminous US for the period 2000-01-01 ...


27. MSU Daily Oceanic Precipitation with Limb93 Correction L3 1 day 2.5 degree x 2.5 degree V001 (MSUOP) at GES DISC [MSUOP_001]
The Microwave Sounding Unit (MSU) Ocean Precipitation product (MSUOP) provides gridded upper tropospheric temperatures derived from MSU instruments on several different platforms. The precipitation ...


28. NACP VPRM NEE Parameters Optimized to North American Flux Tower Sites, 2000-2006 [doi:10.3334/ORNLDAAC/1349_1]
This data set provides Vegetation Photosynthesis Respiration Model (VPRM) net ecosystem exchange (NEE) parameter values optimized to 65 flux tower sites across North America. The parameters include ...


29. AirMOSS: L2 Hourly In-Ground Soil Moisture at AirMOSS Sites, 2011-2015 [doi:10.3334/ORNLDAAC/1416_1]
This data set provides level 2 (L2) hourly volumetric (cm3/cm3) soil moisture profiles from in-ground sensors at seven North American sites as part of the Airborne Microwave Observatory of Subcanopy ...


30. AirMOSS: L2/3 Volumetric Soil Moisture Profiles Derived From Radar, 2012-2015 [doi:10.3334/ORNLDAAC/1418_1]
This data set provides level 2/3 root zone soil moisture (RZSM) estimates at multiple depths at 90-m spatial resolution from the Airborne Microwave Observatory of Subcanopy and Subsurface (AirMOSS) ...


31. 15 Minute Stream Flow Data: USGS (FIFE) [doi:10.3334/ORNLDAAC/1_1]
USGS 15 minute stream flow data for Kings Creek on the Konza Prairie


32. 2D-CloudSat-TRMM Product [CloudSat_2D-CLOUDSAT-TRMM]
[Source: 2D-CloudSat-TRMM Product Description, Cloudsat Data Processing Center, http://www.cloudsat.cira.colostate.edu/ ] ...


33. 30 Minute Rainfall Data (FIFE) [doi:10.3334/ORNLDAAC/2_1]
30 minute rainfall data for the Konza Prairie


34. 6070509_Eklutna_LIDAR [6070509_Eklutna]
The LIDAR data sets are generated using an Optech "Gemini" LIDAR data acquisition system mounted onboard AERO-METRIC, Inc's twin-engine Cessna 320 (N3443Q) aircraft. Classified data sets such as this ...


35. A Compilation of Global Soil Microbial Biomass Carbon, Nitrogen, and Phosphorus Data [doi:10.3334/ORNLDAAC/1264_1]
This data set provides the concentrations of soil microbial biomass carbon (C), nitrogen (N) and phosphorus (P), soil organic carbon, total nitrogen, and total phosphorus at biome and global scales. ...


36. A Global Data Set of Leaf Photosynthetic Rates, Leaf N and P, and Specific Leaf Area [doi:10.3334/ORNLDAAC/1224_1]
This global data set of photosynthetic rates and leaf nutrient traits was compiled from a comprehensive literature review. It includes estimates of Vcmax (maximum rate of carboxylation), Jmax (maximum ...


37. A Global Database of Carbon and Nutrient Concentrations of Green and Senesced Leaves [doi:10.3334/ORNLDAAC/1106_1]
This data set provides carbon (C), nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), and magnesium (Mg) concentrations in green and senesced leaves. Vegetation characteristics reported include ...


38. A Global Database of Field-observed Leaf Area Index in Woody Plant Species, 1932-2011 [doi:10.3334/ORNLDAAC/1231_1]
This data set provides global leaf area index (LAI) values for woody species. The data are a compilation of field-observed data from 1,216 locations obtained from 554 literature sources published ...


39. A Global Database of Gas Fluxes from Soils after Rewetting or Thawing, Version 1.0 [doi:10.3334/ORNLDAAC/1078_1]
This database contains information compiled from published studies on gas flux from soil following rewetting or thawing. The resulting database includes 222 field and laboratory observations focused ...


40. A Global Database of Litterfall Mass and Litter Pool Carbon and Nutrients [doi:10.3334/ORNLDAAC/1244_1]
Measurement data of aboveground litterfall and littermass and litter carbon, nitrogen, and nutrient concentrations were extracted from 685 original literature sources and compiled into a comprehensive ...


41. A Global Database of Soil Phosphorus Compiled from Studies Using Hedley Fractionation [doi:10.3334/ORNLDAAC/1230_1]
This data set provides concentrations of soil phosphorus (P) compiled from the peer-reviewed literature that cited the Hedley fractionation method (Hedley and Stewart, 1982). This database contains ...


42. A Global Database of Soil Respiration Data, Version 3.0 [doi:10.3334/ORNLDAAC/1235_1]
This data set provides an update of the soil respiration database (SRDB), a near-universal compendium of published soil respiration (RS) data. Soil respiration, the flux of autotrophically- and heterotrophically-generated ...


43. AARI 10-Day Arctic Ocean EASE-Grid Sea Ice Observations [NSIDC-0050]
NOTE: This data set has been replaced by the Sea Ice Charts of the Russian Arctic in Gridded Format, 1933-2006 ...


44. ABoVE: Burn Severity, Fire Progression, Landcover and Field Data, NWT, Canada, 2014 [doi:10.3334/ORNLDAAC/1307_1]
This data set provides peatland landcover classification maps, fire progression maps, and vegetation community biophysical data collected from areas that were burned by wildfire in 2014 in the Northwest ...


45. ABoVE: Surface Water Extent, Boreal and Tundra Regions, North America, 1991-2011 [doi:10.3334/ORNLDAAC/1324_1]
This data set provides the location and extent of surface water (open water not including vegetated wetlands) for the entire Boreal and Tundra regions of North America for three epochs, centered on ...


46. AMAZE-08 Aerosol Characterization and Meteorological Data, Central Amazon Basin: 2008 [doi:10.3334/ORNLDAAC/1308_1]
This data set provides measurements from the Amazonian Aerosol Characterization Experiment (AMAZE-08) carried out during the wet season from February 4 to March 21, 2008 in the central Amazon Basin. ...


47. AMMR Air and Brightness Temperature Data, Wakasa Bay [NSIDC-0194]
The Wakasa Bay Field Campaign was conducted to validate rainfall algorithms developed for the Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E).


48. AMS (Automated Met Station) Data (FIFE) [doi:10.3334/ORNLDAAC/12_1]
30 minute average meteorological data from NCARs Portable Automated Mesonet Station


49. AMSR-E/Aqua Daily EASE-Grid Brightness Temperatures [NSIDC-0301]
This document pertains to two data sets: AMSR-E/Aqua Daily EASE-Grid Brightness Temperatures (NSIDC-0301) and AMSR-E/Aqua Daily Global Quarter-Degree Gridded Brightness Temperatures (NISDC-0302). ...


50. AMSR-E/Aqua Daily Global Quarter-Degree Gridded Brightness Temperatures [NSIDC-0302]
The Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E) instrument on the NASA EOS Aqua satellite provides global passive microwave measurements of the Earth. NSIDC produces AMSR-E ...


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