Geology of the New York City Region: A Preliminary Regional Field-Trip Guidebook [ More info] Provide basic information about the natural history and geologic features of the landscape encompassing the greater New York City metropolitan area.
Acid rain effects on Adirondack streams - results from the 2003-05 western Adirondack stream survey (the WASS Project) [ More info] Acidified soils caused toxic aluminum in 66 percent of 565 assessed streams. Diatoms and aquatic macroinvertebrates were moderately to severely affected. These effects have not improved in areas surveyed in the early 1980s
Expanded USGS science in the Chesapeake Bay restoration [ More info] Spurred by an executive order, Federal agencies will reinvigorate their studies of this important watershed. This fact sheet describes what they plan to do and how.
Assessing groundwater availability in the North Atlantic Coastal Plain aquifer system [ More info] Nature, history, and distinctive characteristics of this aquifer system help us to understand the likely distribution of available groundwater.
Alphabetical Index of Topics
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