Sunday, May 16, 2004
Wired News: Climate Change Out of the BlueThose wispy streams of vapor that follow jetliners across the sky may not be as innocuous as they appear. - A new NASA study claims man-made cirrus clouds formed by commercial jet engine exhaust may be responsible for the increased surface temperatures detected in the United States between 1975 and 1994.
"Minnis has estimated that a contrail that begins as a thin gossamer line across the sky can spread to cover more than 20,000 square kilometers in just a few hours."
"Minnis has estimated that a contrail that begins as a thin gossamer line across the sky can spread to cover more than 20,000 square kilometers in just a few hours."
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