Can cows and compost stem global climate change? One project in West Marin thinks so. The Nicasio-based Marin Carbon Project is finding ways to increase soil carbon, in the hopes of putting the breaks on global climate change. 

John Wick describes how he manages cattle grazing to maximize carbon sequestration.

(Images: 1. Cows in Marin, Flickr/sarahkim; 2. Soil samples drying prior to weighing, Rebecca Ryals.)