Use the Tnternet to find information about three foreign cities that are polluted.for each city,make a list of at least five causes of pollution in that city.我要的是单子

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UsetheTnternettofindinformationaboutthreeforeigncitiesthatarepolluted.foreachcity,makealistofatleast

Use the Tnternet to find information about three foreign cities that are polluted.for each city,make a list of at least five causes of pollution in that city.我要的是单子
Use the Tnternet to find information about three foreign cities that are polluted.for each city,make a list of at least five causes of pollution in that city.
我要的是单子

Use the Tnternet to find information about three foreign cities that are polluted.for each city,make a list of at least five causes of pollution in that city.我要的是单子
初中作业.
Some cities in the world were polluted badly,the most famous ones are Milan(Italy),Pittsburgh(USA) and Mexico City(Mexico).For Milan,because there are too many cars,so the air were dirty and the suspended particles makes smoke in the whole city.Pittsburgh is one of the two worst-polluted cities in America,the cause of its pollution is heavy metals,the smoke,and polluted air come from Los Angeles.And because of its geographical environment,the air in Mexico City were blocked,and there are over a million cars in that city,so the air is very dirty.

利用网络找出三个被污染的外国城市.对每个城市,列出至少5个污染的原因.

利用网络找出三个被污染的外国城市的信息,列一个单子,写出每个城市至少三个造成污染的原因