USGS Decadal Change in Groundwater Quality program map (IMAGE)

Geological Society of America

USGS Decadal Change in Groundwater Quality program map

Caption

USGS Decadal Change in Groundwater Quality program map showing how concentrations of pesticides, nutrients, metals, and organic contaminants in groundwater are changing during decadal periods across the United States.

Credit

U.S. Geological Survey

Usage Restrictions

Credit must be given to the creator. Only noncommercial uses of the work are permitted.

License

CC BY-NC

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