But in fact, this is the little-known fact that I didn't realize at the time: Deforestation accounts for more greenhouse gas than all of the world's planes, trains, cars, trucks and ships combined.
但事实上，有一件鲜为人知的事实， 我当时并不知道： 砍伐森林导致了更多 温室气体的排放， 超过世界上所有的飞机，火车， 汽车，卡车和船只的排放总和。