On a Wing and Low Air: The Surprising Way Wind Turbines Kill Bats

Scientists have known since 2004 that wind farms kill bats, just as they kill birds, even though the flying mammals should be able to avoid them. Many biologists thought that the bats, like their avian counterparts, might be falling victim to the fast-spinning turbine blades. But an examination of 188 hoary and silver-haired bats killed at a wind farm in southwestern Alberta in Canada between July and September in 2007 showed that nearly half showed no external injuries--as would be expected if the giant blades had smashed the flying mammals to the ground. [More]

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