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1. Millennium Ecosystem Assessment: MA Biodiversity [CIESIN_SEDAC_MA_BIODIVERSITY_1.0]
The Millennium Ecosystem Assessment: MA Biodiversity provides data and information on amphibians, disease agents (extent and distribution of infectious and parasitic diseases), drylands (cattle, sheep ...


2. National Aggregates of Geospatial Data Collection: Population, Landscape, And Climate Estimates, Version 3 (PLACE III) [CIESIN_SEDAC_NAGDC_PLACEIII_3.0]
The Population, Landscape, And Climate Estimates, Version 3 (PLACE III) dataset contains estimates of national-level aggregations in urban, rural, and total designations of territorial extent and ...


3. Annual wildland fire emissions (WFEIS v0.5) for Conterminous US and Alaska, 2001-2013 [CMS_WFEIS_CONUS-AK_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 ...


4. BDSNP Module for Improved Soil NO Emission Estimates for CMAQ Model, Conterminous USA [BDSNP_CMAQ_Model_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 ...


5. Biome-BGC: Modeling Carbon Dynamics in Ponderosa Pine Stands (Law et al. 2003) [model_biome_bgc_law_809_1]
This archived model product contains the directions, executables, and procedures for running Biome-BGC, Version 4.1.2, to recreate the results of the following article: Law, B. E., O. J. Sun, J. Campbell, ...


6. Biome-BGC: Modeling Effects of Disturbance and Climate (Thornton et al. 2002) [model_biome_manscrpt_806_1]
This archived model product contains the directions, executables, and procedures for running Biome-BGC, Version 4.1.1, to recreate the results of the following article: Thornton, P. E., B. E. Law, ...


7. Biome-BGC: Terrestrial Ecosystem Process Model, Version 4.1.1 [model_biome-bgc_805_1]
Biome-BGC is a computer program that estimates fluxes and storage of energy, water, carbon, and nitrogen for the vegetation and soil components of terrestrial ecosystems. The primary model purpose ...


8. CENTURY: Modeling Ecosystem Responses to Climate Change, Version 4 (VEMAP 1995) [century_vemap_820_1]
The CENTURY model, Version 4, is a general model of plant-soil nutrient cycling that is being used to simulate carbon and nutrient dynamics for different types of ecosystems including grasslands, ...


9. CMS: Aboveground Biomass from Penobscot Experimental Forest, Maine, 2012 [CMS_LiDAR_AGB_PEF_2012_1318_1]
This data set includes estimates of aboveground biomass (AGB) in 2012 from the Penobscot Experimental Forest (PEF) in Bradley, Maine. The AGB was modeled using LiDAR data gathered with the LiDAR Hyperspectral ...


10. CMS: Atmospheric Methane Concentrations and Prior Emissions, Boston, MA, 2012-2014 [CMS_Methane_Emissions_Boston_1291_1]
This data set provides average hourly measured, modeled enhancements, and background methane (CH4) concentrations, atmospheric ethane (C2H6) measurements, prior CH4 flux fields by sector, and a spatial ...


11. CMS: CO2 Signals Estimated for Fossil Fuel Emissions and Biosphere Flux, California [CMS_WRF_Footprints_CO2_Signals_1381_1]
This data set provides estimated CO2 emission signals for 16 regions (air quality basins) in California, USA, during the individual months of November 2010 and May 2011. The CO2 signals were predicted ...


12. CMS: Carbon Fluxes from Global Agricultural Production and Consumption, 2005-2011 [CMS_GLOBAL_CROPLAND_CARBON_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 ...


13. CMS: DARTE Annual On-road CO2 Emissions on a 1-km Grid, Conterminous USA, 1980-2012 [CMS_CO2_Relationships_1285_1]
This data set provides a 33-year, 1-km resolution inventory of annual on-road CO2 emissions for the conterminous United States based on roadway-level vehicle traffic data and state-specific emissions ...


14. CMS: Evapotranspiration and Meteorology, Water-Limited Shrublands, Mexico, 2008-2010 [CMS_Daily_ET_MexFlux_1309_1]
This data set provides daily average observations for evapotranspiration (measured and gap-filled), precipitation, net radiation, soil water content, air temperature, vapor pressure deficit, and normalized ...


15. CMS: Forest Carbon Stocks, Emissions, and Net Flux for the Conterminous US: 2005-2010 [CMS_Forest_Carbon_Fluxes_1313_1]
This data set provides maps of estimated carbon in forests of the 48 continental states of the US for the years 2005-2010. Carbon (termed committed carbon) stocks were estimated for forest aboveground ...


16. CMS: GLAS LiDAR-derived Global Estimates of Forest Canopy Height, 2004-2008 [LIDAR_FOREST_CANOPY_HEIGHTS_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) ...


17. CMS: Hourly Carbon Dioxide Estimated Using the WRF Model, North America, 2010 [CMS_WRF_Model_Products_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 ...


18. CMS: MODIS GPP, fPAR, and SST, and ENSO Index, Baja California, Mexico, 2000-2013 [CMS_SST_GPP_Mexico_1310_1]
This data set provides data for MODIS-derived (1) gross primary productivity (GPP) for the years 2000-2010, (2) fraction of photosynthetically active radiation (fPAR) for the years 2003-2013, (3) ...


19. CMS: Modeled Net Ecosystem Exchange at 3-hourly Time Steps, 2004-2010 [CMS_CO2_Fluxes_TBMO_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 ...


20. CMS: Soil CO2 Efflux and Properties, Site Vegetation Measurements, Mexico, 2011-2012 [CMS_Soil_CO2_Efflux_1298_1]
This data set provides the results of (1) monthly measurements of soil CO2 efflux, volumetric water content, and temperature, and (2) seasonal measurements of soil (porosity, bulk density, nitrogen ...


21. CO2 Observations, Modeled Emissions, and NAM-HYSPLIT Footprints, Boston MA, 2013-2014 [NACP_NAM_HYSPLIT_Footprints_1586_1]
This dataset reports continuous atmospheric measurements of CO2 from two receptor sites and three boundary sites in and around Boston, Massachusetts, USA, that were combined with high-resolution CO2 ...


22. Canopy Chemistry (OTTER) [OTTER_CHEM_26_1]
Canopy characteristics: leaf chemistry, specific leaf area, LAI, PAR, IPAR, NPP, standing biomass--see also: Meteorology (OTTER) for associated meteorological conditions


23. ECHIDNA LIDAR Campaigns: Forest Canopy Imagery and Field Data, U.S.A., 2007-2009 [ECHIDNA_1045_1]
This data set contains forest canopy scan data from the Echidna Validation Instrument (EVI) and field measurements data from three campaigns conducted in the United States: 2007 New England Campaign; ...


24. Ecosystem Demography Model: Scaling Vegetation Dynamics Across South America [EDM_SA_VEGETATION_1149_1]
This model product contains the source code for the Ecosystem Demography Model (ED version 1.0) as well as model input and output data for a portion of South America including the Brazilian Amazon. ...


25. Ecosystem Demography Model: U.S. Ecosystem Carbon Stocks and Fluxes, 1700-1990 [EDM_US_CARBON_1160_1]
This model product contains the source code for the Ecosystem Demography Model (ED version 1.0) as well as model input and output data files for the conterminous United States. The ED is a mechanistic ...


26. Establishing the Chronology and Histories of Accumulation and Ice Dynamics for the WAIS Divide Core [USAP-0944197_1]
This award supports a project to help to establish the depth-age chronology and the histories of accumulation and ice dynamics for the WAIS Divide ice core. The depth-age relationship and the histories ...


27. Forest Structure and Biomass Data, La Selva, Costa Rica: 2006 [LASELVA_BIOMASS_1215_1]
This data set provides field measurements of diameter, tree height, and crown dimensions for 1,513 trees in 30 plots at the La Selva Biological Station in Costa Rica. Fourteen of these plots were ...


28. Forest-BGC Model (OTTER) [OTTER_MODEL_36_1]
Steve Running's Forest-BGC Model (v.1991)


29. Integrated Biosphere Simulator Model (IBIS), Version 2.5 [model_ibis_808_1]
The Integrated Biosphere Simulator (or IBIS) is designed to be a comprehensive model of the terrestrial biosphere. Tthe model represents a wide range of processes, including land surface physics, ...


30. LEDAPS Calibration, Reflectance, Atmospheric Correction Preprocessing Code, Version 2 [LEDAPS_PREPROCESSING_TOOL_V2_1146_2]
The Landsat Ecosystem Disturbance Adaptive Processing System (LEDAPS) was a NASA project to map disturbance, regrowth, and permanent forest conversion across the continent (Masek et al., 2006). The ...


31. LINKAGES: An Individual-based Forest Ecosystem Biogeochemistry Model [LINKAGES_1166_1]
This model product contains the source codes for version 1 of the individual-based forest ecosystem biogeochemistry model LINKAGES and two subsequent versions as well as example input and output data. ...


32. Land Surface Model (LSM 1.0) for Ecological, Hydrological, Atmospheric Studies [lsm_807_1]
The NCAR LSM 1.0 is a land surface model developed to examine biogeophysical and biogeochemical land-atmosphere interactions, especially the effects of land surfaces on climate and atmospheric chemistry. ...


33. Landsat-based Phenology and Tree Ring Characterization, Eastern US Forests, 1984-2013 [Dendrophenology_Eastern_US_1369_1]
This data set provides a 30-year record of Landsat TM and ETM+ derived forest phenology and the results of tree ring analyses for annual wood production and nitrogen and carbon isotopic composition ...


34. Leaf Area Index Data (OTTER) [OTTER_LAI_45_1]
LAI estimates computed from unweighted openness by the CANOPY program from digitized canopy photographs


35. Leaf Reflectances: LICOR (OTTER) [OTTER_LICOR_47_1]
The variability of bi-directional spectral reflectance of cut conifer foliage between age classes, species and sites, measured by LICOR


36. Leaf Reflectances: Perkin-Elmer (OTTER) [OTTER_PERKIN_ELMER_48_1]
Absolute (diffuse & specular) reflectance of leaves measured in the lab by Perkin-Elmer spectrophotometer to aid in understanding remotely sensed spectral data


37. Location and Permanency of Water Bodies in the African Sahel Region from 2003-2011 [SAHEL_WATER_BODIES_1269_1]
This data set provides an estimate of the spatial and temporal extent of surface water at 250-m resolution over nine years (2003-2011) for the African Sahel region (10-20 degrees N) using imagery ...


38. Lund-Potsdam-Jena Wetland Hydrology and Methane DGV Model (LPJ-WHyMe v1.3.1) [LPJ-WHYME_v1-3-1_1150_1]
This model product provides the Fortran 77 source code for the Lund-Potsdam-Jena (LPJ) Wetland Hydrology and Methane Dynamic Global Vegetation Model (LPJ-WHyMe v1.3.1), auxiliary C++ routines, ASCII ...


39. MAPSS: Mapped Atmosphere-Plant-Soil System Model, Version 1.0 [mapssv1_853_1]
MAPSS (Mapped Atmosphere-Plant-Soil System) is a landscape to global vegetation distribution model that was developed to simulate the potential biosphere impacts and biosphere-atmosphere feedbacks ...


40. MODIS Collection 6 Land Product Subsets Web Service [MODIS_Web_Service_C6_1557_1]
The MODIS Web Service provides data access capabilities for Moderate Resolution Imaging Spectroradiometer (MODIS) Collection 6 land products. The web service provides data access functions for users ...


41. MODIS-derived Vegetation and Albedo Parameters for Agroecosystem-Climate Modeling [US_MODIS_Veg_Parameters_1539_1]
This dataset provides MODIS-derived leaf area index (LAI), stem area index (SAI), vegetation area fraction, dominant landcover category, and albedo parameters for the continental US (CONUS), parts ...


42. Mean Annual Fluxes of Carbon in Coastal Ecosystems of Eastern North America [Coastal_Carbon_Budget_NE_US_1594_1]
This dataset contains best estimates and uncertainties for mean annual fluxes of inorganic, organic, and total (organic + inorganic) carbon in tidal wetlands, estuaries and shelf waters of eastern ...


43. Meteorology (OTTER) [OTTER_MET_50_1]
Meteorology data collected on an hourly basis from stations located near the OTTER sites in 1990 and summarized to monthly data--see also: Canopy Chemistry (OTTER)


44. NACP Aboveground Biomass and Carbon Baseline Data, V.2 (NBCD 2000), U.S.A., 2000 [NBCD2000_V2_1161_2]
The NBCD 2000 (National Biomass and Carbon Dataset for the Year 2000) data set provides a high-resolution (30 m) map of year-2000 baseline estimates of basal area-weighted canopy height, aboveground ...


45. NACP Biome-BGC Modeled Ecosystem Carbon Balance, Pacific Northwest, USA, 1986-2010 [NACP_PNW_Carbon_Balance_1317_1]
This data set provides Biome-BGC modeled estimates of carbon stocks and fluxes in the U.S. Pacific Northwest for the years 1986-2010. Fluxes include net ecosystem production (NEP), and net aboveground ...


46. NACP Forest Age Maps at 1-km Resolution for Canada (2004) and the U.S.A. (2006) [NA_TREEAGE_1096_1]
This data set provides forest age map products at 1-km resolution for Canada and the United States (U.S.A.). These continental forest age maps were compiled from forest inventory data, historical ...


47. NACP Greenhouse Gases Multi-Source Data Compilation, 2000-2009 [NACP_GHG_DATA_COMPILATION_1206_1]
This data set is a collection of measurements of carbon dioxide (CO2) and non-CO2 greenhouse gases made across North America by nine independent atmospheric monitoring networks from 2000 - 2009. During ...


48. NACP Integrated Wildland and Cropland 30-m Fuel Characteristics Map, U.S.A., 2010 [NACP_WILD_CROPLAND_FUEL_MAP_1163_1]
The data set provides a 30-m comprehensive fuelbed characteristics map for both the wildland and cropland areas of the conterminous United States (CONUS) for 2010. This integrated product is the result ...


49. NACP LiDAR-based Biomass Estimates, Boreal Forest Biome, North America, 2005-2006 [NACP_BOREAL_BIOME_BIOMASS_1273_1]
This data set provides estimates of aboveground biomass (AGB) for defined land cover types within World Wildlife Fund (WWF) ecoregions across the boreal biome of Alaska and western and eastern Canada, ...


50. NACP MCI: CO2 Emissions Inventory, Upper Midwest Region, USA., 2007 [NACP_MCI_CO2_INVENTORY_1205_1]
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 ...


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