Well, you could google it: https://www.google.com/search?q=%22military%27s%22+contribution+to+global+co2&tbas=0&source=lnt&sa=X&ved=0ahUKEwjlhdOJi93iAhWrxlQKHa2QBrMQpwUIJw&biw=1920&bih=977

But the...