What if the Whole World Went Vegan?

Overview

The average person eats about 40kg of meat per year. In developed countries, it’s double that. 80% of all farmland is dedicated to meat and dairy production. That’s about the size of Europe, the US, China, and Australia combined. Meat and dairy typically provide 18% of our calories, but account for 60% of greenhouse gas emissions from agriculture. With experts now advising cutting down the amount of meat we eat to help reduce climate change, here’s a thought experiment - what if the whole world turned vegan?