United States Geological Survey YearbookThe Survey, 1987 - Forest reserves |
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Results 1-5 of 48
Page 39
... concentration distribution , a carbon - isotope composition , and carbon- dioxide outflow that could only be explained by particulate organic materials entering the unsaturated zone along with recharging surface water . This conclusion ...
... concentration distribution , a carbon - isotope composition , and carbon- dioxide outflow that could only be explained by particulate organic materials entering the unsaturated zone along with recharging surface water . This conclusion ...
Page 43
... concentrations of dissolved - waste constituents produce sig- nificant changes in fluid density . Removing Organic Contaminants from the Subsurface by Inducing Air - Phase Transport By Arthur L. Baehr Toxic organic liquids such as ...
... concentrations of dissolved - waste constituents produce sig- nificant changes in fluid density . Removing Organic Contaminants from the Subsurface by Inducing Air - Phase Transport By Arthur L. Baehr Toxic organic liquids such as ...
Page 81
... concentrations in excess of 10 milli- grams per liter ( mg / L ) . In 1983 , an EPA Emergency Response Team drained ... concentrations greater than zero . Unconta- minated water is free of organic contami- nants , hydrogen sulfide ...
... concentrations in excess of 10 milli- grams per liter ( mg / L ) . In 1983 , an EPA Emergency Response Team drained ... concentrations greater than zero . Unconta- minated water is free of organic contami- nants , hydrogen sulfide ...
Page 83
... concentrations . Goosport Saltwater Barrier Lake Charles Sediment Transport of Pollutants in. about 1,200 feet downgradient before being eliminated from the aqueous phase . • Microbial degradation processes , both aerobic and anaerobic ...
... concentrations . Goosport Saltwater Barrier Lake Charles Sediment Transport of Pollutants in. about 1,200 feet downgradient before being eliminated from the aqueous phase . • Microbial degradation processes , both aerobic and anaerobic ...
Page 85
... real , it may represent the acceler- ated erosion brought about by deforestation , crop farming , and coal mining in the Ohio basin . Figure 7. Concentration of bro- moform under moderate wind conditions Water Resources Investigations 55 ...
... real , it may represent the acceler- ated erosion brought about by deforestation , crop farming , and coal mining in the Ohio basin . Figure 7. Concentration of bro- moform under moderate wind conditions Water Resources Investigations 55 ...
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activities Administration Alaska analysis aquifer areas Award basin Board Bureau Calcasieu River cartographic cartographic data Chief Hydrologist City City of w climate coal coastal Commission concentrations contamination cooperative Coordination County data base Denver Denver Federal Center Department of Public deposits Earth Science earthquake energy environment Environmental fiscal flow geographic information systems Geologic Division geologic map Geologist geophysical global change gram graphic ground water ground-water hazards hydrologic Hydrologist investigations Irrigation Lake Lake Nyos land located Management ment miles mineral resources National Center National Mapping Division natural Office organic Park percent Planning processes radon Regional Reston River rocks samples San Joaquin River scientific scientists sediment seismic selenium Service soils Stop streamflow studies surface tion Transportation U.S. Geological Survey United users USGS Valley Volcano Water Conservation District Water District water quality Water Resources water-quality wetlands zone