2006. World Wildlife Fund (WWF). This drainage direction map for South America defines the direction of flow from each cell in the conditioned digital elevation model to its steepe... U.S. Geological Survey.
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2006. World Wildlife Fund (WWF). This drainage direction map for South America defines the direction of flow from each cell in the conditioned digital elevation model to its steepe... U.S. Geological Survey.
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, and 2013. Monterey County (Calif.). This point shapefile represents locations of reports of drainage activity (1999-2013) in Monterey County, California. This layer is part of a colle... Monterey County (Calif.).