Many people go vegetarian or vegan in order to improve their health. But there's another very important reason that we should be eating less animal products. Animal agriculture has a devastating impact on our water, land, and air. This week, we spoke with Nil Zacharias, co-author of the book Eat for the Planet, who shows us that by making even minimal dietary changes, anyone can have a positive lasting impact on our planet.
Aired May 13, 2018