the environmental costs of landfill.

垃圾填埋法对环境的损害。

There are serious scientific issues involved in the debate over landfill sites and global warming.

关于垃圾填埋选址和温室效应的争论涉及到一些严肃的科学议题。

The rubbish in modern landfills does not rot.

现代垃圾填埋场里的垃圾不会腐烂。