Wind power is controversial but should keep on keeping on, says report U.S. wind-power capacity has quadrupled in the past six years and could eventually produce up to 7 percent of the nation's electricity. Easy-breezy? Not quite: Wind-industry growth lacks "any truly coordinated planning," says a report from the National Academy of Sciences. Developers and officials should receive more guidance, particularly around siting, NAS says; in the helpful words of contributor Paul G. Risser, "The human impacts of wind farms can be both positive and negative." Among the positives are global effects like cleaner air and less oil use, but …
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