Monday, October 2, 2017

Meteorite tells us that Mars had a dense atmosphere 4 billion years ago

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Meteorite tells us that Mars had a dense atmosphere 4 billion years ago
Exploration missions have suggested that Mars once had a warm climate, which sustained oceans on its surface. To keep Mars warm requires a dense atmosphere with a sufficient greenhouse effect, while the present-day Mars has a thin atmosphere whose surface pressure is only 0.006 bar, resulting in the cold climate it has today. It has been a big mystery as to when and how Mars lost its dense atmosphere.
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Meteorite tells us that Mars had a dense atmosphere 4 billion years ago was originally posted by Health Nutrition And Fitness News

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