A farmer fills buckets of water to clean his tractor from Nile water being pumped into an irrigation canal for his farm.
一位农民在往桶里装水清洗他的拖拉机,水是从尼罗河抽上来送到他农田的灌溉渠里。
All agriculture damages the environment - think of all those felled forests and ploughed-up prairies, all the irrigation water, manure, tractor fuel, pesticides and fertiliser.
所有的农业都损害环境,包括你所能想到的一切——砍伐森林,垦荒草原,灌溉的水源,粪肥,拖拉机消耗的燃料,杀虫剂还有化肥等。
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