United States Geological Survey YearbookU.S. Geological Survey, 1994 - Geology |
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... mineral resources , and products of the national domain . " As a Nation we face serious questions concerning our global environment . Will we have adequate supplies of quality water available for national needs ? How can we ensure an ...
... mineral resources , and products of the national domain . " As a Nation we face serious questions concerning our global environment . Will we have adequate supplies of quality water available for national needs ? How can we ensure an ...
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... mineral resource studies with the U.S. Forest Service in Venezuela are providing USGS sci- entists with information that will help in developing remediation efforts worldwide ( see p . 88 ) . I hope that you will find the new look of ...
... mineral resource studies with the U.S. Forest Service in Venezuela are providing USGS sci- entists with information that will help in developing remediation efforts worldwide ( see p . 88 ) . I hope that you will find the new look of ...
Page 12
... mineral or energy extraction , and human - induced changes to natural systems . Issues associated with urbanization include flooding , ground failure , shrinking and swelling soils , subsidence , earthquakes , and extraction of construc ...
... mineral or energy extraction , and human - induced changes to natural systems . Issues associated with urbanization include flooding , ground failure , shrinking and swelling soils , subsidence , earthquakes , and extraction of construc ...
Page 28
... minerals , water , and land . As growth continues , competing needs for land and water are heightened . Population expansion into the suburbs , for example , has excluded more and more land from resource development , particularly for ...
... minerals , water , and land . As growth continues , competing needs for land and water are heightened . Population expansion into the suburbs , for example , has excluded more and more land from resource development , particularly for ...
Page 29
... minerals or when hydrogen- and carbon - rich primor- dial gases seep from the Earth's interior . Most of the methane that is extracted from large natural - gas accumulations found in the Earth's crust is believed to be either biogenic ...
... minerals or when hydrogen- and carbon - rich primor- dial gases seep from the Earth's interior . Most of the methane that is extracted from large natural - gas accumulations found in the Earth's crust is believed to be either biogenic ...
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