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11. Continental Divide of the United States

2002. National Atlas of the United States. This line shapefile represents the Continental Divide of the United States. The map layer was created by extracting Hydrologic Unit Boundary line f... National Atlas of the United States.

12. Europe: River Network, 15s resolution, 2008

2008. World Wildlife Fund. This river network (stream lines) map for Europe is derived from the flow direction map for Europe. The flow accumulation map for Europe is used fo... Geological Survey (U.S.).

13. Europe: River Network, 30s resolution, 2008

2008. World Wildlife Fund. This river network (stream lines) map for Europe is derived from the flow direction map for Europe. The flow accumulation map for Europe is used fo... Geological Survey (U.S.).

14. Groundwater Elevation Change Contours, California, Fall 20013 to Fall 2014

2013. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2013 and fall 201... California. Department of Water Resources.

15. Groundwater Elevation Change Contours, California, Fall 2004 to Fall 2014

2004. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2004 and fall 201... California. Department of Water Resources.

16. Groundwater Elevation Change Contours, California, Fall 2005 to Fall 2015

2005. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2005 and fall 201... California. Department of Water Resources.

17. Groundwater Elevation Change Contours, California, Fall 2009 to Fall 2014

2009. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2009 and fall 201... California. Department of Water Resources.

18. Groundwater Elevation Change Contours, California, Fall 2010 to Fall 2015

2010. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2010 and fall 201... California. Department of Water Resources.

19. Groundwater Elevation Change Contours, California, Fall 2011 to Fall 2014

2011. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2011 and fall 201... California. Department of Water Resources.

20. Groundwater Elevation Change Contours, California, Fall 2012 to Fall 2015

2012. California. Department of Water Resources. This line shapefile represents changes in groundwater levels in California. These data represent groundwater changes between fall 2012 and fall 201... California. Department of Water Resources.