Speech by Bill McKibben. This is a very powerful talk from one of the foremost climate activists in the world. He strongly promotes action toward 350ppm of CO2, and action on October 24th this year ahead of the Copenhagen Climate Talks.

http://svn.araudio.org/ar/linklokme_it.php?auth=TUNLQjAwNGFNLDEyNzY3NDY4...