空气污染越来越严重。

The air pollution is getting worse.

空气和水的污染越来越严重。

Air and water pollution is getting worse.

近年来,地下车库空气污染越来越严重.

The air pollution in underground garages has become more and more serious in recent years.

随着现代工农业的发展，污染越来越严重了。

With the development of modern agriculture and industry, more and more waste is produced.

嗯，没人能离开水而存活下去。但是你看，水污染越来越严重，使水都无法饮用。

Well, no one could survive without water. But you see pollution has been making more and more water unable for drinking.

随着国际石油供应越来越紧张，以及汽车尾气排放污染越来越严重， 乙醇汽油已经成为今后可再生资源的发展重点。

As more and more intensive international oil supply and the serious pollution of vehicle emissions, ethanol fuel has become the next focus of development of renewable resources.