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1. Aquatic Resources Group: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset is a compilation of several data sets that have been combined to create an overall aquatic resources conservation value raster ...

2. Floodplains: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using the 'Floodplains from the PA Explorer CD-ROM edition' for each county in the study area as originated by...

3. Groundwater Elevation Change Color Ramp, California, Spring 2006 to Spring 2016

2006. California. Department of Water Resources. This raster dataset (GeoTIFF) represents groundwater elevation in California using a color ramp. These data represent groundwater changes between s... California. Department of Water Resources.

4. Headwater Protection: Pennsylvania

2006. Natural Lands Trust. This raster dataset has been created using inputs including 'small watersheds' (see metadata entitled 'smallsheds.xml') and the National elevation ...

5. South America: Drainage Directions, 15s resolution, 2006

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.

6. South America: Drainage Directions, 30s resolution, 2006

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.

7. South America: Flow Accumulation, 15s resolution, 2006

2006. 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.

8. South America: Flow Accumulation, 30s resolution, 2006

2006. 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.