A New Idea on How Earth Became a Giant Snowball
Monday, May 8, 2017 - 05:51
in Earth & Climate
A cool climate, sulfur and volcanism may have thrust the planet into an extreme glacial state -- Read more on ScientificAmerican.com
A cool climate, sulfur and volcanism may have thrust the planet into an extreme glacial state -- Read more on ScientificAmerican.com