Early Earth Atmosphere

Ohio State University geologists and their colleagues have uncovered evidence of when Earth may have first supported an oxygen-rich atmosphere similar to the one we breathe today.The study suggests that upheavals in the earth’s crust initiated a kind of reverse-greenhouse effect 500 million years ago that cooled the world’s oceans, spawned giant plankton blooms, and sent a burst of oxygen into the atmosphere.

read the press release.

Share and Enjoy:
  • Twitter
  • StumbleUpon
  • Facebook
  • Digg
  • del.icio.us
  • Yahoo! Buzz
  • Google Bookmarks
  • LinkedIn

Leave a Reply

Your email address will not be published.