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1. National Atlas of the United States of America from the U.S. Geological Survey (USGS) [USGS_NATIONALATLAS]
The National Atlas updates a large bound collection of paper maps that was published in 1970. Like its predecessor, this edition promotes greater national geographic awareness. It delivers ...


2. Arctic National Wildlife Refuge (ANWR) Data Base, U.S. Fish and Wildlife Service, Alaska [EARTH_LAND_USFWS_AK_Wildlife1]
The Arctic National Wildlife Refuge (ANWR) is the most northern and one of the largest Refuges within America's National Wildlife Refuge System. The Arctic Refuge is managed by the U.S. ...


3. BioData - Aquatic Bioassessment Data for the Nation [USGS_BioData]
The U.S. Geological Survey (USGS) BioData Retrieval system provides access to aquatic bioassessment data (biological community and physical habitat data) collected by USGS scientists from stream ecosystems ...


4. Colville River Delta Landcover Data; USGS, Alaska [EARTH_LAND_USGS_AK_Colville1]
Vector and digital data from the Colville River area in Alaska. Data contains land cover classifications derived from Landsat MSS data, aerial photography, and ...


5. Controlled exposure of fry to Myxobolus cerebralis through Triactinomyxons (TAMs) [MSU_5]
Rainbow trout and Chinook salmon fry were subjected to a controlled exposure of 200 and 2,000 triactinomyxons (TAMs) for two hours. After exposure, a subsample of Chinook salmon and rainbow trout ...


6. Digital Data Sets Describing Water Use, Toxic Chemical Releases, Metropolitan Areas, and Population Density of the Conterminous United States [USGS_OFR_99-78]
This report contains digital data sets describing water use, toxic chemical releases, metropolitan areas, and population density of the conterminous United States. The data source for the water-use ...


7. EarthTrends: The Environmental Information Portal [WRI_EarthTrends]
EarthTrends is an online collection of information regarding the environmental, social, and economic trends that shape our world. Committed to the principle that accurate information ...


8. Environmental Atlas of the Lake Pontchartrain Basin [USGS_OFR_2002_206]
The story of Lake Pontchartrain and its surrounding Basin is a fascinating saga. Created at the end of the last Ice Age, this estuary is much more than just a magnificent natural resource. It has ...


9. Interior Columbia Basin Ecosystem Management Project [ICBEMP]
The mission of The Interior Columbia Ecosystem Management Project (ICBEMP) is to develop a scientifically sound and ecosystem based strategy for forest and rangelands administered by the Forest Service ...


10. Lamont-Doherty Earth Observatory (LDEO) Climate Data Library [LDEO]
The Lamont-Doherty Earth Observatory (LDEO) Climate Data Library contains a wide variety of primarily oceanographic and atmospheric data sets. All of the data is available online and most ...


11. LandScan [Landscan]
The LandScan data set is a worldwide population database compiled on a 30" X 30" latitude/longitude grid. Census counts (at sub-national level) were apportioned to each grid cell based on likelihood ...


12. Long-Term Ecological Research (LTER)/AND010: Population Studies of Rainbow and Cutthroat Trout in the H.J. Andrews Forest [LTER_AND010]
LTER - Long-Term Ecological Research Program/H.J. Andrews Forest (AND) LTER/AND010 [Summary adapted from the LTER Core Data Set Catalog]: Fish populations and habitat structure have been assessed ...


13. Maryland Biological Stream Survey [MD_DNR_BSS]
The Maryland Biological Stream Survey developed as a response to questions raised by the Maryland Synoptic Stream Survey of 1987 (see "Acid Deposition" pages for full discussion) and the MBSS Pilot ...


14. National Atlas Spatial Data Layers Via NAISMap WWW Based Geographic Information System [NAISMAP-GIS]
NAISMap was developed as one of the first Geographic Information Systems which is interactive over the World Wide Web. It was developed in order to ...


15. Natural exposure of fry to Myxobolus cerebralis TAMs [MSU_7]
Rainbow trout and Chinook salmon fry were placed in sentinel cages in the Lostine River (Oregon) and were naturally exposed to triactinomyxons (TAMs). After exposure, a subsample of Chinook salmon ...


16. Natural exposure of sentinel rainbow trout to Myxobolus cerebralis [MSU_8]
Juvenile rainbow trout fry were exposed in sentinel cages for 14 days at four sites on the Lostine River (Oregon) during intervals from July 1998 to November 1999. Recovered fish were assayed by the ...


17. Oligochaetes Collected in the Madison River (Montana) Drainage [MSU_18]
Aquatic invertebrates were collected from the sediment of side channels of the Madison River (Montana) during three separate collection periods in 1999 and 2000. All specimens in each sample were ...


18. SAREX'92 in South America and ProRADAR in Amazon Region [Canada_CCRS_SAREX_92]
SAREX'92 The South America Radar Experiment 1992 (SAREX'92) was a joint initiative of the Canada Centre for Remote Sensing (CCRS), the European Space Agency (ESA), ...


19. Severity of Infection in Madison River (Montana) Sentinel Rainbow Trout [MSU_9]
Sentinel rainbow trout were placed in side channels of the Madison River (Montana) to determine the site-specific contribution of whirling disease risk. After exposure, fish were examined histologically ...


20. The Atlas of Canada - 6th Edition, On-line Interactive Mapping [Canada_CCRS_NatlAtlas_1_7.5]
This collection contains digital map data which is represented as GIF images when accessed using the interactive mapping software on the Atlas of Canada Web site (http://atlas.gc.ca). These map layers ...


21. Triactinomyxons (TAMs) release by Tubificids Collected from the Madison River (Montana) [MSU_17]
Oligochaetes were collected from six side channels of the Madison River (Montana) and observed for TAM release. This dataset shows the number of the tubificids with morphology similar to T. tubifex ...


22. Vermont Department of Environmental Conservation - Lake Champlain Long-term Monitoring [VTANR_VTDEC_WQD_LAKE-CHAMPLAIN]
On-going 10 year monitoring dataset from 12 long-term and 52 synoptic stations on Lake Champlain. Water chemistry parameters are measures bi-weekly throughout the openwater season. Tributary loadings ...


23. Water quality measurements in the Lostine River, Oregon [MSU_6]
Water quality measurements were taken in the Lostine River (OR) in 1998 and 1999. Temperature, pH, total dissolved solids and conductivity values increased with decreasing river mile in both years, ...


24. 2000 Pilot Environmental Sustainability Index (ESI) [CIESIN_SEDAC_ESI_2000_2000.00]
The 2000 Pilot Environmental Sustainability Index (ESI) is an exploratory effort to construct an index that measures the ability of a nation's economy to achieve sustainable development, with the ...


25. 2001 Environmental Sustainability Index (ESI) [CIESIN_SEDAC_ESI_2001_2001.00]
The 2001 Environmental Sustainability Index (ESI) utilizes a refined methodology based on the 2000 Pilot ESI effort, to construct an index covering 122 countries that measures the overall progress ...


26. 2002 Environmental Sustainability Index (ESI) [CIESIN_SEDAC_ESI_2002_2002.00]
The 2002 Environmental Sustainability Index (ESI) measures overall progress toward environmental sustainability for 142 countries based on environmental systems, stresses, human vulnerability, social ...


27. 2005 Environmental Sustainability Index (ESI) [CIESIN_SEDAC_ESI_2005_2005.00]
The 2005 Environmental Sustainability Index (ESI) is a measure of overall progress towards environmental sustainability, developed for 146 countries. The index provides a composite profile of national ...


28. ALOS_PALSAR_TERRESTRIAL_ECOLOGY_GEOTIFF [ALOS_PSR_TERRESTRIAL_ECOLOGY_TIFF_1]
ALOS PALSAR Terrestrial Ecology Imagery Geotiff


29. ALOS_PALSAR_TERRESTRIAL_ECOLOGY_HDF5 [ALOS_PSR_TERRESTRIAL_ECOLOGY_HDF5_1]
ALOS PALSAR Terrestrial Ecology Imagery HDF5


30. ALOS_PALSAR_TERRESTRIAL_ECOLOGY_METADATA_GEOTIFF [ALOS_PSR_TERRESTRIAL_ECOLOGY_METADATA_TIFF_1]
ALOS PALSAR Terrestrial Ecology Metadata Geotiff


31. ALOS_PALSAR_TERRESTRIAL_ECOLOGY_METADATA_HDF5 [ALOS_PSR_TERRESTRIAL_ECOLOGY_METADATA_HDF5_1]
ALOS PALSAR Terrestrial Ecology Metadata HDF5


32. ALOS_PALSAR_TERRESTRIAL_ECOLOGY_METADATA_NETCDF [ALOS_PSR_TERRESTRIAL_ECOLOGY_METADATA_NETCDF_1]
ALOS PALSAR Terrestrial Ecology Metadata NetCDF


33. ALOS_PALSAR_TERRESTRIAL_ECOLOGY_NETCDF [ALOS_PSR_TERRESTRIAL_ECOLOGY_NETCDF_1]
ALOS PALSAR Terrestrial Ecology Imagery NetCDF


34. An integrated stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in CCAMLR Division 58.5.2 [AAS_4030_ToothfishAssessment]
This integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) fishery at the Heard Island and the McDonald Islands in CCAMLR Division 58.5.2, with data until end of July ...


35. Compendium of Environmental Sustainability Indicator Collections: 2004 Environmental Vulnerability Index (EVI) [CIESIN_SEDAC_CESIC_2004EVI_1.0]
The 2004 Environmental Vulnerability Index (EVI) portion of the Compendium of Environmental Sustainability Indicator Collections contains 111 variables for 235 countries and territories. This index ...


36. Compendium of Environmental Sustainability Indicator Collections: Complete Collection, Version 1.1 [CIESIN_SEDAC_CESIC_COMPLETE_V11_1.1]
The Compendium of Environmental Sustainability Indicator Collections, Version 1.1 contains 426 indicators for 239 countries from five major environmental sustainability indicator efforts: the 2006 ...


37. Gridded Species Distribution, Version 1: Birds of the Americas Family Richness Grids [CIESIN_SEDAC_SPECIES_BIRD_RICH_1.0]
The Birds of the Americas Family Richness Grids of the Gridded Species Distribution, Version 1 are the aggregations of the Presence Grids data at the family level. They are available in 30-arc second ...


38. Gridded Species Distribution, Version 1: Birds of the Americas Original Grids [CIESIN_SEDAC_SPECIES_BIRD_ORIG_1.0]
The Birds of the Americas Original Grids of the Gridded Species Distribution, Version 1are converted 1- kilometer grid cell data in the Geographic Coordinate System (GCS) that cover North America, ...


39. Gridded Species Distribution, Version 1: Birds of the Americas Presence Grids [CIESIN_SEDAC_SPECIES_BIRD_PRES_1.0]
The Birds of the Americas Family Presence Grids of the Gridded Species Distribution, Version 1 is a reclassified version of the original grids of the bird species distribution maps of North America, ...


40. Gridded Species Distribution, Version 1: Global Amphibians Family Richness Grids [CIESIN_SEDAC_SPECIES_AMP_RICH_1.0]
Global Amphibians Family Richness Grids of the Gridded Species Distribution, Version 1 are aggregations of the presence grids data at the family level. They are available in 30-arc second (1 kilometer) ...


41. Gridded Species Distribution, Version 1: Global Amphibians Original Grids [CIESIN_SEDAC_SPECIES_AMP_ORIG_1.0]
The Global Amphibians Original Grids of the Gridded Species Distribution, Version 1 are converted 1- kilometer grid cell data available in the Geographic Coordinate System (GCS). The input vector ...


42. Gridded Species Distribution, Version 1: Global Amphibians Presence Grids [CIESIN_SEDAC_SPECIES_AMP_PRES_1.0]
The Global Amphibians Presence Grids of the Gridded Species Distribution, Version 1 is a reclassified version of the original grids of amphibian species distribution maps. The data include 1- kilometer ...


43. Gridded Species Distribution, Version 1: Mammals of the Americas Family Richness Grids [CIESIN_SEDAC_SPECIES_MAM_RICH_1.0]
The Mammals of the Americas Family Richness Grids of the Gridded Species Distribution, Version 1 are aggregations of the presence grids data at the family level. They are available in 30-arc second ...


44. Gridded Species Distribution, Version 1: Mammals of the Americas Original Grids [CIESIN_SEDAC_SPECIES_MAM_ORIG_1.0]
The Mammals of the Americas Original Grids of the Gridded Species Distribution, Version 1 are converted 1- kilometer grid cell data in the Geographic Coordinate System (GCS) that cover North America, ...


45. Gridded Species Distribution, Version 1: Mammals of the Americas Presence Grids [CIESIN_SEDAC_SPECIES_MAM_PRES_1.0]
The Mammals of the Americas Presence Grids of the Gridded Species Distribution, Version 1 is a reclassified version of the original grids of the mammal species distribution maps of North America, ...


46. Gridded Species Distribution: Global Amphibian Richness Grids, 2015 Release [CIESIN_SEDAC_SPECIES_AMP_RICH15_001]
The 2015 Release of the Global Amphibian Richness Grids data set of the Gridded Species Distribution collection are aggregations of the presence grids data for the entire class, individual families, ...


47. Gridded Species Distribution: Global Mammal Richness Grids, 2015 Release [CIESIN_SEDAC_SPECIES_MAM_RICH15_001]
The 2015 Release of the Global Mammal Richness Grids data set of the Gridded Species Distribution collection are aggregations of the presence grids data for the entire class, individual families, ...


48. IPCC Fourth Assessment Report (AR4) Observed Climate Change Impacts Database [CIESIN_SEDAC_IPCC_OBSERVED_1.0]
The Intergovernmental Panel on Climate Change (IPCC) Fourth Assessement Report (AR4) Observed Climate Change Impacts Database contains observed responses to climate change across a wide range of ...


49. Kerguelen Plateau demersal fish assemblages- Regions of Common Profile Analysis Products [AAS_4124_Kerguelen_Plateau_demersal_fish_assemblages]
Demersal fish form an important component of sub-Antarctic ecosystems. While understanding the distribution of key commercial species is the subject of much current research, patterns in the distribution ...


50. LBA-ECO ND-04 Termite Mound and Soil Characterization, Amazonas, Brazil: 1999-2001 [doi:10.3334/ORNLDAAC/1072_1]
This data set reports the results of a comprehensive study of mound building termites at the Embrapa research station in the Distrito Agropecuario da SUFRAMA, located at km 53 of the federal highway ...


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