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Start Over You searched for: Subject Environment Remove constraint Subject: Environment Subject Ecological regions Remove constraint Subject: Ecological regions Place Massachusetts Remove constraint Place: Massachusetts Place Alabama Remove constraint Place: Alabama Place Arkansas Remove constraint Place: Arkansas Data type Polygon Remove constraint Data type: Polygon Year 2004 Remove constraint Year: 2004

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1. Bailey's Ecoregions and Subregions of the United States, 2004

Polygon Stanford University Public content
2004. United States. Forest Service. This polygon shapefile is commonly called Bailey's ecoregions and shows ecosystems of regional extent in the United States, Puerto Rico, and the U.... National Atlas of the United States.