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Census Blocks in 2020
District of Columbia —
Census blocks are statistical areas bounded on all sides by visible features (e.g., streets, roads, streams, and railroad tracks), and by non-visible boundaries (e.g.,... -
Federal
Terrestrial Condition Assessment (TCA) Road Density
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Identify locations where roads are present at a density that impacts the quality of wildlife habitat and fragments the... -
Federal
Terrestrial Condition Assessment (TCA) Alaska Road Density (Image Service)
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Identify locations where roads are present at a density that impacts the quality of wildlife habitat and fragments the...