Book excerpt: “An indispensable guide for anyone who wants to live to age 100—by making sure there’s a livable world when you get there.” —Dan Buettner, New York Times–bestselling author of The Blue Zones Do you consider yourself an environmental ally? Maybe you recycle your household goods, ride a bike, and avoid too much air travel. But did you know that the primary driver of climate change isn’t plastics, or cars, or airplanes? Did you know that it’s actually our industrialized food system? In this fascinating new book, authors Nil Zacharias and Gene Stone share new research, intriguing infographics, and compelling arguments that support what scientists across the world are beginning to affirm and uphold: By making even minimal dietary changes, anyone can have a positive, lasting impact on our planet. If you love the planet, the only way to save it is by switching out meat for plant-based meals, one bite at a time. “This fascinating, easy-to-read book will give you still another reason to eat plants and not animals: you will be doing a world of good—literally!” —Rip Esselstyn, #1 New York Times–bestselling author of Plant-Strong “Eating plants is not just good for your own health, it’s imperative for the health of the planet. This well-argued, well-written book makes it clear why everyone should consider a plant-based diet today.” —Michael Greger, MD, New York Times–bestselling author of How Not to Die “Possibly the single most important environmental book I’ve read in years. A must for everyone.” —Kathy Freston, New York Times–bestselling author of The Lean