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See the additional resources for content and reading quizzes for this chapter.
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Do the Benefits of Fracking Outweigh the Environmental Risks?
For years, Americans have dreamed of a time when the United States would be energy independent—
Critics, however, have serious environmental concerns about fracturing layers of sedimentary rock in the Earth’s crust. For example, shale beds typically exist far below the level of ground water, and the toxic chemicals used in fracking pollute the water supply. In fact, residents in some communities near drill sites have reported that methane and other chemicals have contaminated their drinking water. Some critics have even suggested that excessive fracking could inadvertently cause earthquakes. Those who share these concerns see fracking as a textbook example of corporate greed gone wild, of short-
Later in this chapter, you will read essays that address the pros and cons of fracking, and you will be asked to write an evaluation argument that takes a position on this topic. What do you think? Do the benefits of fracking outweigh the environmental risks?