Reading rock to understand how climate change unfolds
Monday, May 20, 2013 - 05:31
in Earth & Climate
In the late Paleozoic, the modern continents were fused together into two huge land masses, with what is now the Southern Hemisphere, including Antarctica, called Gondwana. During the span of more than 60 million years, Gondwana shifted from a state of deep freeze into one so h …