Areas of Critical Environmental Concern in Western Alaska, BLM
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资源简介：
The data base contains land cover of selected areas of critical environmental concern falling within certain watersheds within the specified geographical coverage. The data is organized by 7 1/2 ' or 15 ' quads. This area encompasses the Norton Bay, Unalakleet, Holy Cross, Iditarod, and Sleetmute 1:250,000 scale U.S. Geological Survey quadrangles; extraction of land cover acreages by watershed within Bureau of Land Management lands.
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