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by Sam Kuersteiner, EarthTalk.com
Dear EarthTalk: Is global warming creating the increase in turbulence on airplane flights?
—Ginny C., Prescott, AZ
Air turbulence is defined as a sudden change in the speed, direction or air pressure in the atmosphere. Turbulence can cause abrupt changes in the motion of an airplane, ranging from small bumps to violent jolts that cause significant damage to aircrafts and injury to passengers. Air turbulence has increased rapidly in the last few decades. It is now the main cause of in-flight injuries and is estimated to cost the airline...