United States Geological Survey YearbookU.S. Geological Survey, 1994 - Geology |
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Page 29
... natural - gas accumulations found in the Earth's crust is believed to be either biogenic or thermogenic in origin , although abiogenic methane may also be present . 29 Naturally occurring gases in the Earth's crust are collectively ...
... natural - gas accumulations found in the Earth's crust is believed to be either biogenic or thermogenic in origin , although abiogenic methane may also be present . 29 Naturally occurring gases in the Earth's crust are collectively ...
Page 30
... NATURAL GAS 100 MILES 50 100 KILOMETERS. Naturally occurring gases in the Earth's crust are collectively referred to as natural gas . Some of these gases are combustible and give off heat energy when burned ; they are collectively called ...
... NATURAL GAS 100 MILES 50 100 KILOMETERS. Naturally occurring gases in the Earth's crust are collectively referred to as natural gas . Some of these gases are combustible and give off heat energy when burned ; they are collectively called ...
Page 31
Geological Survey (U.S.). NATURAL GAS 100 MILES 50 100 KILOMETERS. ELECTRICITY GENERATION TRANSPORTATION HOUSEHOLD / COMMERCIAL ECONOMIC SECTORS HYDRO INDUSTRIAL 30 30 20 10 PERCENTAGE OF TOTAL U.S. ENERGY CONSUMPTION Total energy ...
Geological Survey (U.S.). NATURAL GAS 100 MILES 50 100 KILOMETERS. ELECTRICITY GENERATION TRANSPORTATION HOUSEHOLD / COMMERCIAL ECONOMIC SECTORS HYDRO INDUSTRIAL 30 30 20 10 PERCENTAGE OF TOTAL U.S. ENERGY CONSUMPTION Total energy ...
Page 32
... gases to the atmosphere , it has been suggested that we should replace high - carbon fuels with low- or zero - carbon forms of energy . In this respect , natural gas may be a significant improvement over coal and oil , although the ...
... gases to the atmosphere , it has been suggested that we should replace high - carbon fuels with low- or zero - carbon forms of energy . In this respect , natural gas may be a significant improvement over coal and oil , although the ...
Page 56
... natural gas , and oil shale . The need for abundant and reliable new energy sources likely will result in increased use of fossil fuels in the Rocky Mountains and other areas in the West . To use these energy minerals without damaging ...
... natural gas , and oil shale . The need for abundant and reliable new energy sources likely will result in increased use of fossil fuels in the Rocky Mountains and other areas in the West . To use these energy minerals without damaging ...
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