Moreover, when supplies of animal feed fall short, it is purchased from developing countries, causing vast tracts of rainforest to be felled for cultivation, thereby adding even more CO2 to our feverish planet. This is why in recent years the conservationist community has begun appealing to people to "save the earth by eating vegetarian."
飼料不敷所需時，得向開發中國家購買，又使得大片熱帶雨林被夷平，為發燒的地球再添加更多二氧化碳。因此近年「素食救地球」已成為保育界的一大重點訴求。