2000. University of Minnesota. Institute on the Environment. This raster dataset represents total watermelon crop production in metric tons. Harvested area in hectares was multiplied by yield per hectare to c... University of Minnesota. Institute on the Environment.
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2011. Vanderbilt Engineering Center for Transportation Operations and Research, United States. Bureau of Transportation Statistics, and Waterborne Commerce Statistics Center (U.S.). The National Waterway Network is comprised of a link database and a node database. Links are line strings, which consist of beginning and end point... United States. Bureau of Transportation Statistics.
2011. Vanderbilt Engineering Center for Transportation Operations and Research, Waterborne Commerce Statistics Center (U.S.), and United States. Bureau of Transportation Statistics. The National Waterway Network is comprised of a link database and a node database. Links are line strings, which consist of beginning and end point... United States. Bureau of Transportation Statistics.
1710. Harvard Map Collection, Harvard College Library, L'Isle, Guillaume de, 1675-1726., and Visscher, Nicolaes, 1649-1702. This layer is a georeferenced raster image of the historic paper map entitled: Carte de la Barbarie, le [sic] la Nigritie et del la Guinee, par Gui... Harvard Map Collection, Harvard College Library.
1730. Harvard Map Collection, Harvard College Library, L'Isle, Guillaume de, 1675-1726., and Covens et Mortier. This layer is a georeferenced raster image of the historic paper map entitled: Carte de la Barbarie, le la Nigritie et de la Guinee, par Guill[au]m... Harvard Map Collection, Harvard College Library.
1740. Harvard Map Collection, Harvard College Library, Harvard University. Library. Open Collections Program, Leth, Andries de, 1662-1731., and Leth, Hendrik de, 1703-1766. This layer is a georeferenced raster image of the historic paper map entitled: Carte nouvelle de la mer du Sud : dressee par ordre des principaux d... Harvard Map Collection, Harvard College Library.
1740. Harvard Map Collection, Harvard College Library, Harvard University. Library. Open Collections Program, Leth, Andries de, 1662-1731., and Leth, Hendrik de, 1703-1766. This layer is a georeferenced raster image of the historic paper map entitled: Carte nouvelle de la mer du Sud : dressee par ordre des principaux d... Harvard Map Collection, Harvard College Library.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile contains a bounding box for the world represented in the WGS 84 geographic coordinate system. This layer is part of the Natu... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile contains a bounding box for the world represented in the WGS 84 geographic coordinate system. This layer is part of the Natu... North American Cartographic Information Society.
2000. University of Minnesota. Institute on the Environment. This raster dataset represents the average yield for wheat crops in tons per hectare. Croplands cover ~15 million km2 of the planet and provide the... University of Minnesota. Institute on the Environment.