In this episode of Cheddar Climate, we explore everything from climate claims to sparkling sustainability. Dr. Steve Koonin, physicist, NYU professor, and author of "Unsettled," discusses what readers can expect from his new book on climate claims. Dr. Paul Behrens, assistant professor of environmental change at Leiden University, breaks down how land use could change as the U.S. transitions to renewable energy. And Ryan Shearman, founder and CEO of Aether, shares how the company is creating carbon negative diamonds.