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1. Chesapeake Bay Watershed Land Cover Data Series 2006

2006. U.S. Geological Survey. To better understand how the land is changing and to relate those changes to water quality trends, the USGS funded the production of a Chesapeake B...

2. Conservation Resources: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset is a compilation of three groups of data including Aquatic Resources, Terrestrial Resources, and Rarity. Several data sets were...

3. Contiguous Grasslands: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using 'Pennsylvania Land Cover dated 1992' developed by the EROS Data Center for EPA Federal Region III (see m...

4. Contiguous Scrub Transitional: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using 'Pennsylvania Land Cover dated 1992' developed by the EROS Data Center for EPA Federal Region III (see m...

5. Herp Aquatic Habitat: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using the original data 'Pennsylvania conservation gap reptile habitat models' as originated by the Environmen...

6. Herps Terrestrial Habitat: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using the original data 'Pennsylvania conservation gap reptile habitat models' as originated by the Environmen...

7. Hydric Soils: Pennsylvania

2006. Natural Lands Trust with input data from PA DEP. This raster dataset has been created using the attribute field 'Hydric_C' from the SSURGO Soils data for each county in the study area as originate...

8. Impervious Cover Change 1985-2000: Pennsylvania

2006. Natural Lands Trust. This raster dataset has been created by calculating the average of impervious surface for the small watersheds for years 1985 and 2000. The differe...

9. Impervious Cover year 1985: Pennsylvania

2006. Natural Lands Trust. This raster dataset has been created using the attribute field 'Value' from the 'Impervious Surface Area for Southeast Pennsylvania, 1985' data as ...

10. Impervious Cover year 2000: Pennsylvania

2006. Natural Lands Trust. This raster dataset has been created using the attribute field 'Value' from the 'Impervious Surface Area for Southeast Pennsylvania, 2000' data as ...