Which is better for the environment, driving or walking? Before you rush to say “Walking, of course, because it doesn’t use any fossil fuel,” think again!

For the average American, walking actually uses quite a lot of fossil fuel, because the fuel the walker uses is the food they eat. Food takes a lot of fossil fuel to produce, and the food that takes the most is meat. It actually takes about 17 times more fossil fuel to get a calorie from meat than it does from wheat or beans. That means if you follow a meat-centered diet, you’re going to indirectly burn a lot of fossil fuel just by walking. Of course, vegetarians use far less fossil fuel. Read more