"Avoiding meat and dairy products is the single biggest way to reduce your environmental impact on the planet, according to the scientists behind the most comprehensive analysis to date of the damage farming does to the planet.
The new research shows that without meat and dairy consumption, global farmland use could be reduced by more than 75%, an area equivalent to the US, China, European Union and Australia combined and still feed the world. Loss of wild areas to agriculture is the leading cause of the current mass extinction of wildlife."