Donnie was gonna make millions turning farm waste into biofuel and selling it to the government.

多尼准备把农场废物转变成生物燃料然后卖给政府。

At least half of the world's food fish are raised in farms; waste from all those fish causes pollution.

全世界至少一半的食用鱼是在农场养殖的，这些鱼产生的粪便造成污染。

At least half of the world's food fish are raised in farms, waste from all those fish causes pollution.

全世界至少一半的食用鱼是在农场养殖的，这些鱼产生的粪便导致了污染。

Contamination of water supplies is usually due to poor sanitation close to water sources, sewage disposal into the sources themselves, leakage of sewage into distribution systems or contamination with industrial or farm waste.

污水排入水源，污水泄漏到给水系统，或工农业污水造成污染。