Quite small things, such as smarter farming and better sewage treatment, could help a lot.

其实一些小举措比如更合理的农作和合理的污水处理就能改善很多。

youdao

Quite small things, such as smarter farming and better sewage treatment, could help a lot.

其实一些小举措比如更合理的农作和合理的污水处理就能改善很多。

youdao