A project in West Marin shows how ranchers, and a whole lot of compost, can help mitigate climate change.
On a windswept ranch above the tiny West Marin town of Nicasio, a man in a worn Carhartt jacket holds up a blade of grass with a triumphant smile. This is rancher and philanthropist John Wick, and he’s explaining how he hopes to help save the world using an unexpected tool: dirt.