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已读[31] 发布: 2013/05/02 18:54:44
Rockford Squire Potential drilling areas, called “prospects” in the industry, are addressed by a team of scientists—geologists, engineers, geophysicists—who attempt to determine the availability of gas and oil below. Whether or not to drill can be very ...
已读[34] 发布: 2013/05/02 18:54:43
WOOD-TV Fracking is a drilling method in which water, chemicals and sand is pumped at high volumes and pressure into a horizontal well, fracturing shale and releasin...
已读[32] 发布: 2013/05/02 18:54:40
The Nation. The process of “fracking” starts by drilling a mile or more vertically, then outward laterally into 500-million-year-old shale formations, the remains of oceans that once flowed over parts of North America. Millions of gallons of chemical and sand ...
已读[36] 发布: 2013/05/02 18:54:39
Huffington Post The process of “fracking” starts by drilling a mile or more vertically, then outward laterally into 500-million-year-old shale formations, the remains ...
已读[36] 发布: 2013/05/02 18:54:38
NPR HORIZONTAL DRILLING : Companies used to drill wells straight down into the earth to tap pools of oil and gas that had formed over millions of years. Now they can drill down and then ... Its increased use has raised concerns that the chemicals used could ...
已读[32] 发布: 2013/05/02 18:54:38
NBCNews.com (blog) They raced there, armed for war, only to discover it was a drill – Israel's largest in the north for years. Every day, Israeli military leaders say, is a day in which peace could turn to war, ... Bullets and rockets have been fired from Syria into ... and more »
已读[33] 发布: 2013/05/02 18:54:37
FuelFix (blog) Venture capitalists and other investment funds started stretching the definition of clean technology almost beyond recognition in an effort to make mone...
已读[106] 发布: 2013/05/02 17:59:20
Haaretz As to the second, ICL is a very low-cost producer because it gets its potash by dredging it up from the Dead Sea whereas other producers have to mine it way under the earth. It also gets free, outdoor warehousing, thanks to the arid climate. Moreover ...
已读[154] 发布: 2013/05/02 17:43:17
The Hill (blog) Volatile organic compounds (VOCs) like benzene, toluene, ethyl benzene and xylenes are already in the gas deposits and may also be in fracking chemica...
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