2,567 datasets found for "ecosystem"
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Federal
Level IV Ecoregions of EPA Region 1
U.S. Environmental Protection Agency —
Ecoregions by EPA region were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality,... -
Federal
EnviroAtlas - Tampa, FL - Near Road Tree Buffer
U.S. Environmental Protection Agency —
This EnviroAtlas dataset addresses the tree buffer along heavily traveled roads. The roads are interstates, arterials, and collectors within the EnviroAtlas community... -
Federal
EnviroAtlas - Atmospheric Nitrogen and Sulfur Deposition by 12-digit HUC for the Conterminous United States (2017)
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes annual nitrogen and sulfur deposition within each 12-digit HUC subwatershed for the year 2017. Values are provided for total... -
Federal
High Marsh at Broadkill, DE, Lower Delaware Bay, Intermediate Sea Level Rise Scenario, “Protect Developed Dry Land” model protection scenario, EPA ORD NCEA
U.S. Environmental Protection Agency —
This raster GIS dataset contains 5-meter-resolution cells depicting the areas of HIGH marsh gain (value=1), lost (value=-1) and remaining (no change; value=0). High... -
Federal
EnviroAtlas - Big Game Hunting Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for big game hunting by location in the... -
Federal
EnviroAtlas - Memphis, TN - Estimated Percent Tree Cover Along Walkable Roads
U.S. Environmental Protection Agency —
This EnviroAtlas dataset estimates tree cover along walkable roads. The road width is estimated for each road and percent tree cover is calculated in a 8.5 meter... -
Federal
Level III Ecoregions of EPA Region 4
U.S. Environmental Protection Agency —
Ecoregions by EPA region were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality,... -
Federal
Total Marsh at Lower Maurice, NJ, Lower Delaware Bay, Intermediate Sea Level Rise Scenario, “Protect Developed Dry Land” model protection scenario, EPA ORD NCEA
U.S. Environmental Protection Agency —
This raster GIS dataset contains 5-meter-resolution cells depicting the areas of total marsh gain (value=1), lost (value=-1) and remaining (no change; value=0). Total... -
State
Bird Use of Imperial Valley Crops [ds427]
State of California —
Agriculture crops in the Imperial Valley of California provide valuable habitat for many resident and migratory birds and are a very important component of the Salton... -
Federal
EnviroAtlas - Migratory Bird Hunting Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for migratory bird hunting by location in the... -
Federal
EnviroAtlas - Percentage of Working Age Population Who Are Employed by Block Group for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the employment rate, or the percent of the population aged 16-64 who have worked in the past 12 months. The employment rate is a... -
Federal
EnviroAtlas -- Birmingham, Alabama -- Meter-Scale Urban Land Cover (MULC) Data (2011)
U.S. Environmental Protection Agency —
The Birmingham, AL EnviroAtlas Meter-scale Urban Land Cover (MULC) dataset comprises 2,778 km2 around the city of Birmingham and portions of surrounding counties. The... -
Federal
EnviroAtlas - New Bedford, MA - Greenspace Proximity Gradient
U.S. Environmental Protection Agency —
In any given 1-square meter point in this EnviroAtlas dataset, the value shown gives the percentage of square meters of greenspace within 1/4 square kilometer... -
Federal
Level III Ecoregions of Texas
U.S. Environmental Protection Agency —
Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and... -
Federal
Level IV Ecoregions of the Conterminous United States
U.S. Environmental Protection Agency —
Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources. They are designed to serve as a spatial... -
Federal
EnviroAtlas - Chicago, IL - Estimated Tree Cover Along Busy Roads
U.S. Environmental Protection Agency —
This EnviroAtlas dataset addresses the tree buffer along heavily traveled roads. The roads are interstates, arterials, and collectors within the EnviroAtlas community... -
Federal
EnviroAtlas - New Bedford, MA - Historic Places by Census Block Group
U.S. Environmental Protection Agency —
This EnviroAtlas dataset portrays the total number of historic places located within each Census Block Group (CBG). The historic places data were compiled from the... -
Federal
EnviroAtlas - Dairy Cow Operations by County
U.S. Environmental Protection Agency —
This EnviroAtlas dataset summarizes by county the number of farm operations with dairy cows and the number of heads they manage. The data come from the Census of... -
Federal
NACP North American Forest Dynamics Project: Forest Disturbance and Regrowth Data
National Aeronautics and Space Administration —
This data set provides the results of time-series analyses of Landsat imagery for 55 selected forested sites across the conterminous U.S.A. The output is a pair of... -
Federal
EnviroAtlas -- Tampa, FL -- Meter-Scale Urban Land Cover (MULC) Data (2010)
U.S. Environmental Protection Agency —
The EnviroAtlas Tampa, FL Meter-Scale Urban Land Cover (MULC) data was generated from USDA NAIP (National Agricultural Imagery Program) four band (red, green, blue...
2,567 datasets found for "ecosystem"