英语四级晨读100篇精华版009亚洲棕色云(中英)

　　英语四级晨读100篇精华版009：Asian Brown Cloud亚洲棕色云

　　9.Asian Brown Cloud亚洲棕色云

　　A United Nations study says a thick cloud of pollution covering southern Asia threatens the lives of millions of people. Scientists say the pollution could increase lung disease and cause early deaths. The cloud is also damaging agriculture and affecting rainfall levels.

　　联合国的一项研究表明，笼罩在南亚上空的一块厚厚的污染云威胁着上百万人的生命。科学家表示，这样的污染可能会提高肺部的患病率，而且会缩短人的寿命。同时。这块云也会破坏农 业生产并影响降雨量。

　　It has affected many countries in southern Asia. The pollution cloud is three kilometers high. Scientists say it can move halfway around the world in a week.

　　科学家们把这块云叫做亚洲棕色云，它已经影响到阿富汗、孟加拉国、不丹、印度、马尔代夫、尼泊尔、巴基斯坦和斯里兰卡这些国家。

　　The cloud is the result of forest fires, the burning of agricultural waste, and huge increases in the burning of fuels by vehicles, industries and power stations.

　　这块污染云有三公里厚，科学家们表示，在一周之内，它可能绕地球运动半周。这块云是灰尘、酸、悬浮微粒以及其他物质的混合物。是森林大火、农业废料的燃烧、汽车、工业和电站的燃料燃烧增长的结果。

　　Pollution from millions of bad cooking stoves has made the problem worse. Many poor people burn fuels like wood and animal waste in such stoves.

　　数百万质量很差的烹饪炉让污染问题更加严重，这是因为许多贫困地区的人用木头和动物的粪便做燃料。

　　Scientists say the cloud of pollution appears to cool the land and oceans by blocking sunlight. They say it reduces the amount of sunlight reaching the Earths surface by as much as fifteen percent. At the same time, heat inside the cloud warms the lower parts of the atmosphere.

　　科学家们说，因为挡住了太阳光，这块污染云似乎让下面的陆地和海洋更加凉快了。他们表示，污染云减少了15%的照射地球表面的太阳光，同时，云里面的热量让较低部分的大气层更加温暖。

　　Scientists say this combination could be changing winter rainfall levels in Asia. They say rainfall has increased over the eastern coast of Asia. But it has dropped sharply over parts of northwestern Asia. The report says the cloud could reduce rainfall over northwestern Pakistan, Afghanistan and western China by up to forty percent.

　　科学家们表示，这个组合可能会改变亚洲冬天的降雨量。他们表示，亚洲东部海岸的降雨量已经增加，而在亚洲西北部的一部分地区降雨量却逐年锐减。报告显示这块云可能使巴基斯坦西北部、阿富汗和中国西部地区减少40%的降雨量。

　　Harmful chemicals from the cloud are mixing with rainfall. This acid rain damages crops and trees and threatens public health. Scientists are concerned that the pollution will intensify during the next thirty years as the population of Asia increases to an estimated 5,000 million people.

　　云中有害的化学物质跟雨混杂在一起彩成酸雨.它对庄稼和树木造成很大的破坏，同时也会给人类的健康带来威胁。科学家们担心，随着亚洲人口增长到估计的50亿之多，污染会在未来的30年内加剧。

　　CET4四级词汇：

　　vehicle 变通工具;车辆

　　acid rain 酸雨

　　imensify 变强;增强

　　sustainahle develnpment 可持续发展

　　CET4阅读单词短语考点：

　　Scientists are concerned that the pollutian wiLl intensify during the next thirty years as Lhe populatmn of Asia increases to an estimatedeve thousand million people.

　　科学家们担心，4随着亚洲人口增长到估计的50亿之多，污染会在未来的30年内加剧。

　　本句是一个由thac引导的宾语从句，其中are concerned的意思是关注于;担心。

　　介词酗引导一个原因状语a he populaLion of Asia increases.

　　an estimated fve thousand million people表原因。

　　ab. be comrned：影响，涉及，牵涉(某人)

　　These problerna concem all of us.

　　这些问题影响到我们每一个人。