Sunday, November 11, 2012

Global warming felt by space junk, satellites -  NBC News
Cooling the upper atmosphere causes it to contract, exerting less drag on satellites. Atmospheric drag can have catastrophic effects on items in space — for instance, greater-than-expected solar activity heated the outer atmosphere, increasing drag on Skylab, the first U.S. space station, causing it to crash back to Earth.
Richard Muller and Mitch Daniels: The Fracker's Guide to a Greener World -
China's coal use grows at about 50 gigawatts per year, or 200 times faster than its solar growth

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