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1. ABoVE: Study Domain and Standard Reference Grids [doi:10.3334/ORNLDAAC/1367_1]
The Arctic - Boreal Vulnerability Experiment (ABoVE) has developed two standardized spatial data products to expedite coordination of research activities and to facilitate data interoperability. First, ...


2. Distribution of Estimated Stand Age Across Siberian Larch Forests, 1989-2012 [doi:10.3334/ORNLDAAC/1364_1]
This data set provides mapped estimates of the stand age of young (less than 25 years old) larch forests across Siberia from 1989-2012 at 30-m resolution. The age estimates were derived from Landsat-based ...


3. Integrated Ecological Investigation of McMurdo Dry Valley's Active Soil Microbial Communities [NSF-ANT11-42096]
The McMurdo Dry Valleys in Antarctica are among the coldest, driest habitats on the planet. Previous research has documented the presence of surprisingly diverse microbial communities in the soils ...


4. Phenological Records [gov.noaa.ncdc.C01093]
Phenology is the scientific study of periodic biological phenomena, such as flowering, breeding, and migration, in relation to climatic conditions. The few records in this library document blooming ...


5. CARVE: L1 In-situ Carbon and CH4 Flux and Meteorology at EC Towers, Alaska, 2011-2015 [doi:10.3334/ORNLDAAC/1424_1]
This data set provides ground in situ flux and meteorological science data from fixed instruments at three eddy covariance tower sites located in the Alaskan Arctic tundra. Real and gap-filled observations ...


6. NACP TERRA-PNW: Forest Plant Traits, NPP, Biomass, and Soil Properties, 1999-2014 [doi:10.3334/ORNLDAAC/1292_1]
This data set contains measurements and estimates of leaf, tree, and soil data from six projects conducted by the Terrestrial Ecosystem Research and Regional Analysis- Pacific Northwest (TERRA-PNW) ...


7. Russian Boreal Forest Disturbance Maps Derived from Landsat Imagery, 1984-2000 [doi:10.3334/ORNLDAAC/1294_1]
This data set provides Boreal forest disturbance maps at 30-m resolution for 55 selected sites across Northern Eurasia within the Russian Federation. Disturbance events were derived from selected ...


8. AMSR-E/AMSR2 Unified L2B Half-Orbit 25 km EASE-Grid Surface Soil Moisture V001 [AU_Land_001]
The AMSR-E/AMSR2 Unified Level-2B land product includes surface soil moisture estimates derived using the Normalized Polarization Difference algorithm (NPD) and the Single Channel Algorithm (SCA) ...


9. NMFS Reef Survey Forms [gov.noaa.ncdc.C01027]
The Reef Environmental Survey Project (REEF) mission to educate and enlist divers in the conservation of marine habitats is accomplished primarily through its Fish Survey Project. The Project was ...


10. 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 ...


11. 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 ...


12. 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 ...


13. 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 ...


14. CARVE: Alaskan Fire Emissions Database (AKFED), 2001-2013 [doi:10.3334/ORNLDAAC/1282_1]
This data set provides estimates of annual carbon emissions (kg carbon per square meter) from boreal fires at 450-m resolution for the state of Alaska between 2001 and 2013. To produce these data, ...


15. CMS: Aboveground Biomass from Penobscot Experimental Forest, Maine, 2012 [doi:10.3334/ORNLDAAC/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 ...


16. 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 ...


17. CMS: Estimated Deforested Area Biomass, Tropical America, Africa, and Asia, 2000 [doi:10.3334/ORNLDAAC/1337_1]
This data set provides estimates of pre-deforestation aboveground live woody biomass (AGLB) at 30-m resolution for deforested areas of tropical America, tropical Africa, and tropical Asia for the ...


18. CMS: Evapotranspiration and Meteorology, Water-Limited Shrublands, Mexico, 2008-2010 [doi:10.3334/ORNLDAAC/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 ...


19. 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), ...


20. CMS: Forest Carbon Stocks, Emissions, and Net Flux for the Conterminous US: 2005-2010 [doi:10.3334/ORNLDAAC/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 ...


21. CMS: Forest Inventory and Biophysical Measurements, Para, Brazil, 2012-2014 [doi:10.3334/ORNLDAAC/1301_1]
This data set provides measurements for diameter at breast height (DBH), commercial tree height, and total tree height for forest inventories taken at the Fazenda Cauaxi and the Fazenda Nova Neonita, ...


22. 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 ...


23. CMS: LiDAR Data for Forested Areas in Paragominas, Para, Brazil, 2012-2014 [doi:10.3334/ORNLDAAC/1302_1]
This data set provides raw LiDAR point cloud data and derived Digital Terrain Models (DTMs) for five forested areas in the municipality of Paragominas, Para, Brazil, for the years 2012, 2013, and ...


24. CMS: LiDAR-derived Aboveground Biomass, Canopy Height and Cover for Maryland, 2011 [doi:10.3334/ORNLDAAC/1320_1]
This data set provides 30-meter gridded estimates of aboveground biomass (AGB), canopy height, and canopy coverage for the state of Maryland in 2011. Leaf-off LiDAR data were combined with high-resolution ...


25. 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 ...


26. CMS: LiDAR-derived Tree Canopy Cover for Pennsylvania, USA, 2008 [doi:10.3334/ORNLDAAC/1334_1]
This data set provides estimated high-resolution (1-m) tree canopy cover for the state of Pennsylvania, USA, in 2008. The data were derived from 2006-2008 county-level Light Detection and Ranging ...


27. CMS: MODIS GPP, fPAR, and SST, and ENSO Index, Baja California, Mexico, 2000-2013 [doi:10.3334/ORNLDAAC/1310_1]
This data set contains leaf area index (LAI), leaf inclination angle, and canopy dimension data from study sites along the Kalahari Transect in southwest Botswana. The data were collected during the ...


28. CMS: Mangrove Canopy Height Estimates from Remote Imagery, Zambezi Delta, Mozambique [doi:10.3334/ORNLDAAC/1357_1]
This data set provides high resolution canopy height estimates for mangrove forests in the Zambezi Delta, Mozambique, Africa. The estimates were derived from three separate canopy height models (CHM) ...


29. CMS: Mangrove Canopy Height from High-resolution Stereo Image Pairs, Mozambique, 2012 [doi:10.3334/ORNLDAAC/1327_1]
This data set provides canopy height estimates for mangrove forests at 0.6 x 0.6 m resolution in three study sites located in southeastern Mozambique, Africa: two sites on Inhaca Island and one in ...


30. 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 ...


31. CMS: Soil CO2 Efflux and Properties, Site Vegetation Measurements, Mexico, 2011-2012 [doi:10.3334/ORNLDAAC/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 ...


32. Pre-ABoVE: Arctic Alaska Vegetation, Geobotanical, Physiographic Data, 1993-2005 [doi:10.3334/ORNLDAAC/1353_1]
This data set provides the spatial distributions of vegetation types, geobotanical characteristics, and physiographic features for the Arctic tundra region of Alaska for the period 1993-2005. Specific ...


33. Pre-ABoVE: Arctic Vegetation Plots at Arrigetch Peaks, Alaska, 1978-1981 [doi:10.3334/ORNLDAAC/1358_1]
This data set provides environmental and vegetation data collected between 1978 and 1981 from 439 study plots at Arrigetch Peaks research site, located in the Gates of the Arctic National Park and ...


34. Pre-ABoVE: Arctic Vegetation Plots at Happy Valley, Alaska, 1994 [doi:10.3334/ORNLDAAC/1354_1]
This data set provides environmental, soil, and vegetation data collected in July 1994 from 56 study plots at the Happy Valley research site, located along the Sagavanirktok River in a glaciated valley ...


35. Pre-ABoVE: Arctic Vegetation Plots at Imnavait Creek, Alaska, 1984-1985 [doi:10.3334/ORNLDAAC/1356_1]
This data set provides environmental, soil, and vegetation data collected during the periods of August 1984 and August-September 1985 from 84 study plots at the Imnavait Creek research site. Imnavait ...


36. Pre-ABoVE: Arctic Vegetation Plots at Prudhoe Bay, Alaska, 1973-1980 [doi:10.3334/ORNLDAAC/1360_1]
This data set provides environmental, soil, and vegetation data collected between 1973 and 1980 from 89 study plots in the Prudhoe Bay region of Alaska. Data includes the baseline plot information ...


37. Pre-ABoVE: Arctic Vegetation Plots at Toolik Lake, Alaska, 1989 [doi:10.3334/ORNLDAAC/1333_1]
This data set provides environmental, soil, and vegetation data collected in August 1989 from 81 study plots at the Toolik Lake research site, located in the southern Arctic Foothills of the Brooks ...


38. Pre-ABoVE: Arctic Vegetation Plots, Frost Boil Sites, North Slope, Alaska, 2000-2006 [doi:10.3334/ORNLDAAC/1361_1]
This data set describes the environment, soil, and vegetation on nonsorted circles and earth hummocks at seven study sites along a N-S-transect from the Arctic Ocean to the Arctic Foothills based ...


39. Pre-ABoVE: Circumpolar Arctic Vegetation, Geobotanical, Physiographic Data, 1982-2003 [doi:10.3334/ORNLDAAC/1323_1]
This data set provides the spatial distributions of vegetation types, geobotanical characteristics, and physiographic features for the circumpolar Arctic tundra biome for the period 1982-2003. Specific ...


40. Pre-ABoVE: Land Cover and Ecosystem Map Collection for Northern Alaska [doi:10.3334/ORNLDAAC/1359_1]
This data set provides four land cover and ecosystem classification maps for northern Alaska. The maps were produced for several projects and from different data sources including Landsat imagery ...


41. Climate Change Science Program Collection [gov.noaa.ncdc.C01200]
The Climate Change Science Program (CCSP) Collection consists of publications and other resources produced between 2007 and 2009 by the CCSP with the intention of providing sound climate science for ...


42. Leaf Photosynthetic Parameters, Vcmax and Jmax, Barrow, Alaska, 2012-2016 [Leaf_Photosynthetic_Parameters_Vcmax_Jmax_Barrow_Alaska_2012-2016]
Photosynthetic parameters Vcmax and Jmax estimated from CO2 response curves and from light saturated photosynthesis using the one point method. Data were collected in Barrow 2012-2016 on 7 species.


43. Leaf Spectral Reflectance, Barrow, Alaska, 2014-2016 [Leaf_Spectral_Reflectance_Barrow_Alaska_2014-2016]
Measurements of full-spectrum (i.e. 350-2500nm) leaf spectral reflectance of Arctic plant species. Data were collected in Barrow, Alaska during the 2014-2016 period.


44. NESDIS VIIRS Green Vegetation Fraction [gov.noaa.ncdc.C00870]
This dataset contains weekly Green Vegetation Fraction (GVF) derived from VIIRS. The Green Vegetation Fraction product is updated daily and is used as an input to land surface models to provide characterization ...


45. Historical Land-Cover Change and Land-Use Conversions Global Dataset [gov.noaa.ncdc.C00814]
A set of three estimates of land-cover types and annual transformations of land use are provided on a global 0.5 x0.5 degree lat/lon grid at annual time steps. The longest of the three estimates spans ...


46. SMAP Enhanced L2 Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture V001 [SPL2SMP_E_001]
Passive soil moisture estimates on a 9-km global Earth-fixed grid, based on L1C_TB_E radiometer measurements.


47. SMAP Enhanced L3 Radiometer Global Daily 9 km EASE-Grid Soil Moisture V001 [SPL3SMP_E_001]
Daily global composite of up to 30 half-orbit L2_SM_P soil moisture estimates based on radiometer brightness temperature measurements acquired by the SMAP radiometer during ascending and descending ...


48. SMAP L2 Radiometer Half-Orbit 36 km EASE-Grid Soil Moisture V004 [SPL2SMP_004]
Passive soil moisture estimates onto a 36-km global Earth-fixed grid, based on radiometer measurements acquired when the SMAP spacecraft is travelling from North to South at approximately 6:00 AM ...


49. SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture V004 [SPL3SMP_004]
Daily global composite of up-to 30 half-orbit L2_SM_P soil moisture estimates based on radiometer brightness temperature measurements acquired by the SMAP radiometer during ascending and descending ...


50. State of the Climate Monthly Overview - National Wildfires [gov.noaa.ncdc.C00774]
The State of the Climate is a collection of periodic summaries recapping climate-related occurrences on both a global and national scale. The State of the Climate Monthly Overview-National Wildfires ...


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