‘Fracking’ for Natural Gas Continues to Raise Health Concerns (June 15, 2011)
Synopsis
Energy companies are increasingly scouring the U.S. for natural gas deposits. As they do, one of the extraction methods they are using, known as fracking, is coming under sharp scrutiny for potential health consequences from the chemicals involved. Tom Bearden reports from Colorado.
Source: PBS NewsHour
Length: 8:21
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Watch the video and answer the following questions:
The terms Fracking and Hydraulic Fracturing are synonyms, and can be used interchangably.
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It is generally agreed upon that any potential human health issues resulting from fracking have been sufficiently addressed.
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There is currently a suspension on the further use of fracking to obtain fossil fuels because we are uncertain of related health consequences.
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Put in correct order the steps involved in the process of hydraulic fracturing: (1) fracking fluid is injected at high pressure (2) rock fractures release gas, which is then collected (3) drilling well through rock and soil (4) pipe is inserted and encased in concrete
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Fracking near human populations has resulted in which of the following consequence for local residents?
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| D. |
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