42:25 | Industrial livestock farming is responsible for around 15 percent of global greenhouse gas emissions. This is why more and more scientists and entrepreneurs are conducting research on alternatives to conventional meat production.
50:07 | Tom Friedman investigates the increasing population of climate refugees flowing out of Africa, and Don Cheadle is on the ground in California, where the worst drought in 1,200 years is having devastating effects.
11:32 | Dena Takruri heads to Kern County, where in one in seven workers has a job tied to oil. Can this oil-reliant county ever break up with fossil fuels?
14:32 | A new study by a research team co-ordinated by the Lawrence Livermore National Laboratory explains how California will lead the way to Carbon Negative Emissions.
4:49 | The Kincade and Getty fires are the latest in a long pattern of burning in California. But is climate change the culprit? And what can the fires teach us about how we’ll cope with a warming world?
11:44 | In the final part of our conversation with Peter Wadhams we talk about one of the most destructive outcomes of climate change – global sea level rises. We also look at the Camp Fire of California.