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You searched for: Publisher U.S. Geological Survey Remove constraint Publisher: U.S. Geological Survey Subject Imagery and Base Maps Remove constraint Subject: Imagery and Base Maps Place North America Remove constraint Place: North America
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1. North America: Drainage Directions, 15s resolution, 2009

2009. World Wildlife Fund (WWF). This drainage direction map for North America defines the direction of flow from each cell in the conditioned digital elevation model to its steepe... U.S. Geological Survey.

2. North America: Drainage Directions, 30s resolution, 2009

2009. World Wildlife Fund (WWF). This drainage direction map for North America defines the direction of flow from each cell in the conditioned digital elevation model to its steepe... U.S. Geological Survey.

3. North America: Flow Accumulation, 15s resolution, 2009

2009. World Wildlife Fund (WWF). HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales)flow accumulation maps define amount of upstream a... U.S. Geological Survey.

4. North America: Flow Accumulation, 30s resolution, 2009

2009. World Wildlife Fund (WWF). HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales)flow accumulation maps define amount of upstream a... U.S. Geological Survey.

5. North America: Void-filled digital elevation model, 15s resolution, 2009

2009. World Wildlife Fund (WWF). This raster layer is a void-filled digital elevation model (DEM) of North America at 15 arc-seconds resolution. Elevation is expressed in meters an... U.S. Geological Survey.