Goldilocks principle: Earth's continued habitability due to geologic cycles that act as climate control
Wednesday, March 19, 2014 - 17:20
in Earth & Climate
Scientists have shown how geologic process regulates the amount of carbon dioxide in the atmosphere. Researchers have documented evidence suggesting that part of the reason that Earth has become neither sweltering like Venus nor frigid like Mars lies with a built-in atmospheric carbon dioxide regulator -- the geologic cycles that churn up the planet's rocky surface.