五 光 十 色 的 霓 也是一种污染 虹 灯
也
是 一 种 污 染
The severe pollution of the city
Environmental pollution
英国男子数十年捡长城垃圾
We can do?
我们能够做什么?
For everyone of us have an obligation to protect the environment, therefore we need to try our best to construct a better and harmonious conditions between human beings and nature.
工业污染 INDUSTRIAL POLLUTION
水污染 Water pollutant
工业污染INDUSTRIAL POLLUTION
绿色环保 Green Initiative
从全国总体情况看,废水排放量增长速度极快。城市生活污水总量也不断增加, 783亿吨。由于废水处理事低(估计仅为20%~30%),大部分废水未经处理直接或 水污染的现状 严重污染了水资源。我国七大水系中近一半河段污染严重,86%的城市河段水质普 污染水系,比较严重的是淮河、海河、松花江、辽河、长江中下游以及珠江三角洲等 地区。河流的城市段污染明显,小河重于大河,北方重于南方。1990年,在被评价的 water pollution 段中,65个受到不同程度的污染,占69.1%,污染物主要以氨氮、挥发酚和耗氧有机 查,全国有7亿人饮用大肠杆菌超标水,1.64亿人饮用有机污染严重的水,3500万 标水。 From the general situation look, wastewater emissions growth very fast. sewage are also increasing, about 2000 to 78.3 billion tons. Due to the lo treatment things (estimates only 20% ~ 30%), most of the waste water without directly or indirectly into the water, causing serious pollution of resources. Seven of the great river in nearly half of river pollution is serio urban river water quality common to exceed bid. The polluted water syst serious is the huai river, hai river, the songhua river, liao river, the Yangt the pearl river delta and other industrial more developed regions. The riv of pollution obvious, on the river to the river, and the north on the south. 94 by evaluation river city paragraph, 65 by different levels of pollution, 69.1%, the main pollutants in ammonia nitrogen and oxygen consumptio phenol and organic matter give priority to. According to the survey, the 7 people who drink escherichia coli overweight water, 164 million people w organic pollution of the water, and 35 million people drinking water nitra