Wednesday, November 27, 2013

The 'Ticking Time Bomb' That Could Cause Such Rapid Global Warming We'd Be Unable to Prevent Extinction | Alternet

The 'Ticking Time Bomb' That Could Cause Such Rapid Global Warming We'd Be Unable to Prevent Extinction | Alternet
"Our planet has experienced five major extinctions over the past billion or so years -- do we really want to launch an irreversible 6th?"