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Nowadays,the water pollution phenomenon can be seen everywhere.The factory let the waste into the rivers.People throw the rubbish into the rivers too.At last the water can't be drank.Some places even appear water poisoning.We have to stop these activities.We should step from a small startto...
As we all know, pollution is harmful to living beings. There are many different types of pollutions in this world. For instance, water pollution, air pollution, noise pollution and so on. Water pollution cause many kinds of disease that have negative effects on human beings, sometimes the dis...
PROBLEM TO BE SOLVED: To produce a useful material having a high value-added by treating the lees of SYOUTYUU (low-class distilled spirits in Japan) in a pollution-free process. SOLUTION: A mixture of the lees of SYOUTYUU with a water content- adjusting material is treated with larvae ...
Water is the necessity of our life and we must drink it everyday.Now, many people can not drink clear water, because many of them are badly polluted. So, in order to save water, the first thing we should do is reducewater pollution. In addition, we should develop good habits to save...
But to our disappointment, the fact is just the opposite. With fresh water, the world will be prosperous. 保护水资源的英语作文篇 2 We should fight against the pollution. We should stop using harmful things. I wish it is not a dream that in the near future we can have clean rivers ...
How to protect the environment has become one of the biggest problems in the world.Since the environment is very bad,such as water pollution,air pollution and so on .Why is the environment very bad?First of all,many people cut down more trees.In addition, many people have cars and drive...
First we should save water. For example remember to turn off the shower while you are washing your hair. Second we should stop the factories from pouring waste water and litter into the rivers. Finally we should tell people the importance of protecting water resources. ...
They can install water-efficient equipment and processes, recycle and reuse water, and treat wastewater before disposing of it. These practices not only save water but also reduce pollution and protect the environment. Moreover, we should raise awareness about the importance of water conservation. ...
To do this, a pilot scale was designed and built to treat domestic wastewater and his performance was investigated. This filter was planted by Chrosopogon zizanioides L. Several water quality parameters including BOD5, COD, TSS, NH4, NO3 and PO4 were monitored. This filter showed good ...