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National Water-Quality Assessment (NAWQA) Program: reconstructed trends national synthesis study.

http://tx.usgs.gov/coring/

Program to compile data from the National Water-Quality Assessment Program study units to study national trends with links to sediment coring sites, video on Salt Lake City, study units identification, and publications.

by National Water Quality Assessment Program (Sponsor)
Related topics:
Core analysis, Drilling and coring, Hydrology, Limnology, Water chemistry, Water quality, Drainage basins

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