英语翻译People and the sources of air pollution are found in the

英语翻译
People and the sources of air pollution are found in the same places.This means that cities with large populations have the biggest problem of dirty air.Air pollution is caused by many different things.A major source of air pollution is the gas fumes from cars.Statistics show that 93 percent of all auto trips are within cities.Another major source of dirty air is the burning of coal and oil for energy.This energy is needed to make electricity.Of course,much more electricity is used in the city than in the country.On the average,we throw away more trash and garbage than the year before.The burning of garbage contributes to air pollution.Many major industries are also responsible for the dirty air in the around cities.The fumes from iron,steel,chemical,and petroleum production add particles to the air.The effects of air pollution range from mild headaches to death.The levels of pollution found in heavy for traffic may cause headaches for loss of clear vision.Wherever coal and oil are used for fuel,fumes may kill trees and plants and cause metal to corrode.In some of the larger cities,these fumes endanger the live of human beings by contributing to lung diseases and causing early death.

已经发现作污染源来自同一个地方.这意味着人口较多的城市便有更严重的空气污染问题.造成空气污染有多种原因.汽车尾气是主要的空气污染源.统计显示汽车行驶的里程93%在城里.另一个主要的空气污染源来自于煤或者油料的燃烧来获取能源.这些能源用来发电.当然城市比农村消费的电力多.一般来说我们丢弃的垃圾一年比一年多.焚烧垃圾也造成了空气污染.许多大企业也污染了城市的空气.钢铁厂、化工厂、石化厂的烟气也污染了空气.污染空气可以导致人轻微头痛也可能导致人死亡.繁忙的交通产生的空气污染可能导致头痛以致于造成视力模糊在.无论煤和石油在哪里作为燃料焚烧,产生的烟气都在可能 导致树木或者其它植物死亡,导致金属腐蚀.在一些较大城市,这些废气威胁人们的生命,导致肺癌或者过早逝世.