Once again Bill McKibben makes his plea to get the Earth back to 350ppm. Click on the link below to watch the Late Show clip where McKibben makes the case for the current 350.org mission - 10/10/10. McKibben also announced his upcoming road trip to the US White House where he will deliver one of US President Jimmy Carter's original solar panels that was stripped of the building during the latter Reagan administration. Click here to read more about that effort.

Click 'continue' below to watch the Late Show clip.