Atmosphere Scientists Who Say: `Go Fly A Kite'

What's a good way to gather climatic data in the upper atmosphere? Fly a kite. Tethered weather balloons can't go much above 9,000 feet, and higher-flying untethered balloons or airplanes can't take measurements in one place over a long period. But scientists from the University of Colorado's Cooperative Institute for Research in Environmental Science (CIRES) kept two high-tech kites aloft at 12,000 feet for four days last summer over remote Christmas Island, just north of the equator in the Pacific Ocean.

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