United States Geological Survey YearbookThe Survey, 1993 - Forest reserves |
From inside the book
Results 1-5 of 31
Page
... concentrations and loads of agricultural chemicals and their impact on water quality , cutoff of a meander at Miller City , Ill . , sediment concentrations and loads , and impacts of reservoirs on peak flows . Back cover : Farm building ...
... concentrations and loads of agricultural chemicals and their impact on water quality , cutoff of a meander at Miller City , Ill . , sediment concentrations and loads , and impacts of reservoirs on peak flows . Back cover : Farm building ...
Page
... concentrations of agricultural chemicals in the Mississippi River in the aftermath of the river's historic flooding , which dispelled previous notions about the dilution of herbicides in a large river system . Water managers in the ...
... concentrations of agricultural chemicals in the Mississippi River in the aftermath of the river's historic flooding , which dispelled previous notions about the dilution of herbicides in a large river system . Water managers in the ...
Page 18
... concentration based on light transmission shows peaks in turbidity that correlate well with sample bottles . ( The ... concentrations of effluent throughout Boston Harbor and southward along the shore of Massachu- setts Bay . Effluent ...
... concentration based on light transmission shows peaks in turbidity that correlate well with sample bottles . ( The ... concentrations of effluent throughout Boston Harbor and southward along the shore of Massachu- setts Bay . Effluent ...
Page 33
... concentrations of heavy metals and acid in the river water , attributed to recent mining at Summitville , Colo . , have drawn national attention . These environ- mental problems are compounded by the erosion of natural sources of highly ...
... concentrations of heavy metals and acid in the river water , attributed to recent mining at Summitville , Colo . , have drawn national attention . These environ- mental problems are compounded by the erosion of natural sources of highly ...
Page 39
... CONCENTRATION , IN MICROGRAMS PER LITER ATRAZINE CONCENTRATION , IN MICROGRAMS PER LITER ATRAZINE CONCENTRATION , IN ... concentrations of atrazine at three sites on the Mississippi River from April 1991 through August 1993. A , Clinton ...
... CONCENTRATION , IN MICROGRAMS PER LITER ATRAZINE CONCENTRATION , IN MICROGRAMS PER LITER ATRAZINE CONCENTRATION , IN ... concentrations of atrazine at three sites on the Mississippi River from April 1991 through August 1993. A , Clinton ...
Other editions - View all
Common terms and phrases
activities Administration aquifer areas assessment atmosphere atrazine Award Bureau California cartographic City City of w coal Colorado Commission contaminants cooperation in earth Coordination data base debris flows Denver Denver Federal Center Division earth sciences earthquake employees energy environment Federal agencies flood floodplain geographic information systems Geological Survey USGS global change ground water ground-water hazards High Plains hydrologic information systems Interior Internet Irrigation KILOMETERS Lake land locations Management District ment Mineral Resources Mississippi River models monitoring Municipal National Center Northridge earthquake Office Park pesticides Planning processes Regional Reston River Basin Scientific and technical sediment seismic Service Soil South Platte River spatial data studies technical cooperation Telephone 703 tion Transportation U.S. Forest Service U.S. Geological Survey United University users USGS USGS scientists Valley volcanoes Water Conservation District Water District water quality Water Resources water-quality