Jump to content
Sign in to follow this  
knocker

Oxygen, Phosphorus and Early Life On Earth

Recommended Posts

Nov. 17, 2013 — Two billion years ago Earth system was recovering from perhaps the single-most profound modification of its surface environments: the oxygenation of the atmosphere and oceans. This led to a series of major changes in global biogeochemical cycles, as a team around Aivo Lepland of the Norwegian Geological Survey NGU reports in the latest online edition of Nature Geoscience.

 

 

http://www.sciencedaily.com/releases/2013/11/131117155502.htm

 

I don't know whether it's just me but I find these videos a tad annoying if informative.

 

http://www.youtube.com/watch?v=f8gh7snSDak

 

Share this post


Link to post
Share on other sites

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.

Guest
Reply to this topic...

×   Pasted as rich text.   Restore formatting

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.

Sign in to follow this  

×
×
  • Create New...