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Filters: Tags: land cover (X) > partyWithName: John C Nelson (X) > partyWithName: Upper Midwest Environmental Sciences Center (X)

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In the late 1880's and early 1900's the Mississippi River Commission (MRC) conducted an extensive high-resolution survey of the Mississippi River from Cairo, Illinois to Minneapolis, Minnesota. These data were published as a series of 89 survey maps and index. In the 1990's, the Upper Midwest Environmental Sciences Center (UMESC) in conjunction with the US Army Corps of Engineers Upper Mississippi River Restoration- Environmental Management Program -- Long Term Resource Monitoring Program element (LTRMP) for the Upper Mississippi River automated the maps' land cover/use symbology to create a turn of the century/pre-impoundment land cover/use data set. Other data on the maps that were not automated include; elevation...


    map background search result map search result map 1890's Land Cover/Use - Mississippi River Commission Surveys, Pool 1 1890's Land Cover/Use - Mississippi River Commission Surveys, Pool 1