1·Water pollution kills our fish and pollutes our drinking water.
水污染杀死了我们的鱼，污染了我们的饮用水。
2·To return to the problem of water pollution, I'd like you to look at a study conducted in Australia in 2012.
回到水污染问题上来，我想让你看看2012年在澳大利亚进行的一项研究。
3·Americans tend to think water pollution problems are pretty well under control, but we still face enormous challenges.
美国人趋向于认为水污染问题会在控制下变好，但是我们仍然面临极大的挑战。
4·Recycling or reusing these devices conserves materials, prevents air and water pollution, and reduces greenhouse gas emissions that occur during manufacturing and processing.
回收或重用这些设备能够节省材料，阻止空气和水污染。 降低制造时产生的温室气体的排放。
5·He ordered the company to stop work until they had a better plan to guard against water pollution.
他下令那个公司在制定出更好的防止水污染计划之前停止这项工程。