Search Constraints
You searched for:
Subject
Boundaries
Remove constraint Subject: Boundaries
Subject
Environment
Remove constraint Subject: Environment
Data type
Polygon
Remove constraint Data type: Polygon
Search Results
191. Nonattainment Areas for Patriculate Matter Pollution: United States and Territories, 1997
1997. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the particulate... United States. Bureau of Transportation Statistics.
192. Polygon Features of the Armstrong Redwoods State Reserve Habitat Assessment, California, 1997-1998
1997. Circuit Rider Productions. This polygon layer represents a merged shapefile of all polygonal features created for the Armstrong Redwoods State Reserve Habitat Assessment for ... Circuit Rider Productions.
193. Vegetation Boundaries of the Armstrong Redwoods State Reserve Habitat Assessment, California, 1997-1998
1997. Circuit Rider Productions. This polygon layer is a shapefile rendering of the vegetation polygons that were assessed in the Armstrong Redwoods State Reserve Habitat Assessmen... Circuit Rider Productions.
194. Wilderness Areas, Arizona, 1990
1993. Arizona. State Land Department. This statewide data set includes Bureau of Land Management, U.S. Forest Service, National Park Service and Fish & Wildlife Service Riparian Natural... Arizona State Land Department.
195. Nonattainment Areas for Carbon Monoxide Pollution: United States and Territories, 1990
1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the carbon mono... United States. Bureau of Transportation Statistics.
196. Nonattainment Areas for Nitrogen Dioxide Pollution: United States and Territories, 1990
1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the nitrogen di... United States. Bureau of Transportation Statistics.
197. Nonattainment Areas for Ozone Pollution: United States and Territories, 1990
1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the ozone (O3)1... United States. Bureau of Transportation Statistics.
198. Nonattainment Areas for Patriculate Matter Pollution: United States and Territories, 1990
1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the particulate... United States. Bureau of Transportation Statistics.
199. Nonattainment Areas for Patriculate Matter Pollution: United States and Territories, 1987
1987. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the particulate... United States. Bureau of Transportation Statistics.
200. Nonattainment Areas for Ozone Pollution: United States and Territories, 1979
1979. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the ozone (O3) ... United States. Bureau of Transportation Statistics.