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Preliminary Assessment of the Hydrogeology and Groundwater Availability in the Metamorphic and Siliciclastic Fractured-Rock Aquifer Systems of Warren County, Virginia 科技报告
来源:US Geological Survey (USGS). 出版年: 2010
作者:  Nelms, David L. dlnelms@usgs.gov;  Moberg, Roger M. rmmoberg@usgs.gov
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Trip report: pilot studies of factors linking watershed function and coastal ecosystem health in American Samoa 科技报告
来源:US Geological Survey (USGS). 出版年: 2010
作者:  [null]
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Unintended consequences of biofuels production?The effects of large-scale crop conversion on water quality and quantity 科技报告
来源:US Geological Survey (USGS). 出版年: 2010
作者:  [null]
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