Scientists at @StanfordEarth explain how Pangea helped form ancient coal beds: http://stanford.io/1Uf6s0E pic.twitter.com/QIJDlVbYJy
10:17 AM - 22 Jan 2016
0 replies
11 retweets
16 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.