Bed sediment - PowerPoint PPT Presentation

USGS NAWQA Data Warehouse

USGS NAWQA Data Warehouse. Demonstration for Advisory Committee on Water Information Herndon, VA Sept 15, 2004. Questions I’ll Try To Answer. What data are in the warehouse? How would you find out about sites? How would you find data for constituents? How would you download data?

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362 views • 33 slides

Water Quality Status and Trends

Water Quality Status and Trends. Matthew C. Larsen, PhD United States Geological Survey Associate Director for Climate and Land Use Change a nd Chair, U.S. Committee for UNESCO International Hydrological Programme. Changing Perspectives in Water Quality

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414 views • 28 slides

Results

Ville de Paris. (a). (b). Figure 1 : (a) Total hydrocarbon and (b) Total PAH contents (mean values, µg.g -1 ) measured in the sediment extracted from the 40 silt traps. (a). (b).

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109 views • 1 slides

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