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+--- Thread: Researchers Reveal How Climate Change Killed Mars (/thread-1547.html)
Researchers Reveal How Climate Change Killed Mars - C C - Nov 7, 2015
http://www.npr.org/sections/thetwo-way/2015/11/05/454594559/researchers-reveal-how-climate-change-killed-mars
EXCERPT: Climate change isn't just something to worry about here on Earth. New research published today shows that Mars has undergone a dramatic climate shift [...] that has rendered [...] the planet inhospitable to life. About 3.8 billion years ago, Mars was a reasonably pleasant place. [...] it appears to have had a magnetic field, too. But that field ran out. Scientists think that's when the atmosphere and water began to bleed into space. [...] "It's leaving at a rate about 100 grams per second. [...] That doesn't seem like much, but you add it up over a couple of billion years and it's enough to remove the entire atmosphere." The cause is [...the sun's...] solar wind....