Living on Earth: August 19, 2011

Published: Aug. 19, 2011, 5 p.m.

The Future of Biofuels and the Weather / Huge Methane Emissions from Fresh Water / Carrotmobs and the Power of Buycotts / Menagerie on Ice / Trash to Treasure / The Noisy Ocean and its Consequences / The Wave / Earth Ear\nLearn more about your ad choices. Visit megaphone.fm/adchoices