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2000. This raster dataset depicts the average fractional proportion of a gridcell for quinoa crops that were harvested circa 2000. Croplands cover ~15 mi... University of Minnesota. Institute on the Environment.
2000. This raster dataset depicts the average number of hectares per land-area of a gridcell for quinoa crops. Data quality categories include (0= missin... University of Minnesota. Institute on the Environment.
2000. This raster dataset represents total quinoa crop production in metric tons. Harvested area in hectares was multiplied by yield per hectare to creat... University of Minnesota. Institute on the Environment.
1943. Powell, Susan and Navarro, Fernando. This point dataset represents the radio station locations in and near Mongolia in 1943. The features were described on the source map as "Radio sta... UC Berkeley Library.
2013. California. Department of Transportation. This point shapefile contains the locations of railroad mileposts along freight and passenger network subdivisions listed in the CRT20. Mileposts o... California. Department of Transportation.
2013. California. Department of Transportation. This line shapefile represents the railroad network of California. This layer contains all alignment for passenger and freight railroad lines, incl... California. Department of Transportation.
2004. United States. Bureau of Transportation Statistics and United States. Federal Transit Administration. This polyline shapefile depicts the Fixed-Guideway Transit Network, a network database of the nation's fixed-guideway transit systems. Fixed-Guidew... United States. Bureau of Transportation Statistics.
2013. United States. Bureau of Transportation Statistics and United States. Federal Transit Administration. This point shapefile depicts railway stations within the Fixed-Guideway Transit Network, a network database of the nation's fixed-guideway transit ... United States. Bureau of Transportation Statistics.
2013. California. Department of Transportation. This line shapefile represents railroad tunnels in California as of 2013. Tunnel locations match the location and distance provided in California R... California. Department of Transportation.
2012. National Atlas of the United States. This point shapefile shows Amtrak intercity railroad and bus passenger terminals in the United States. There are no Amtrak stations in Alaska or Ha... National Atlas of the United States.