水污染英语的论文题目

本仙也整找这样的文章

Water resource shortage and polluting the survival and development that has already threatened our country seriously. The urban area of Baoding is one of the most serious cities of lack of water of the whole country. This text through carrying on investigation of taking a sample to moat river section of Baoding, and carry on the measurement of the key index by relevant measurement methods, judge whether the river is polluted according to the surface water pollution control standard, put forward the corresponding processing measure

Water pollution and protectShortage of water resources, water resources total ranks sixth in the world, per capita consumption of only 2500m3, about the world per capita water 1/4, ranked 110 in the world, the United Nations has been listed as one of 13 water-poor countries . The extent of serious water pollution, huge losses, the country has a population of 1/4 do not meet health standards for drinking water. Water pollution directly affects the lives of our people, the living environment. The status of surface water quality is not survey found that 25 percent of the river showed eutrophic state, 15% are turning to eutrophication, 100% of the river water hyacinth growth, covering over 30% of the river water hyacinth, 80% of the river there is garbage, 35% of the river impassable blockage, 20% river has become pollution is due to pollutants than self-purification capacity of the river caused. According to the survey, residents of poor awareness of the protection of water resources, the garbage directly into the river, home to the toilet waste directly into the river; agricultural water, the water containing pesticides and fertilizers drain into the river; individual private factories, at the expense of environmental interests the economic benefits, causing serious water pollution directly affect people's lives and production. Conducted using contaminated water for agricultural production will result in cuts; river water hyacinth, blocking the river so that boats can not pass; pollution will make people sick, such as diarrhea, skin diseases, and even cause poisoning, such as Japan's Minamata Disease is one good example of the impact on fisheries production is not be large number of facts tell us that most of our water pollution own human behavior, serious water pollution has caused great attention of governments, I think we should start now, in the governance body of water has been polluted, while protect uncontaminated water bodies and improve fundamentally human quality, and enhance the environmental awareness of humanity.这回呢，这是关于水污染的，如果需要还可以自己加一些案例什么的，但是字数应该会超过了。。望采纳~~~~~