城市公共交通,是城市经济的动脉,是城市经济发展的基础行业,是连接城乡经济的纽带,因此,积极发展城市“绿色公交车”,给城市居民、职工创造一个舒适、美好、安静、清洁、空气清新的生活环境,势在必行。 一、汽车尾气的污染及其危害 汽车作为一种先进的交通工具,在生产和生活方面,给人们带来了巨大的好处和利益。目前,汽车运行使用的燃料汽车、柴油在燃烧过程中排出大量的废气,往往使城市低空烟雾迷漫,尘烟经久不散,甚至演变成酸雨,这就给人们的生存生活环境带来了严重的影响和危害。据调查,机动车在运行中,尾气排放的污染物要占城市污染物 Urban public transportation is the artery of urban economy and the basic industry of urban economic development. It is a link connecting the urban and rural economy. Therefore, it is necessary to actively develop the city's “green bus” to create a comfortable, beautiful, quiet and clean urban residents and workers. , Fresh air, living environment, imperative. First, the vehicle exhaust pollution and its hazards As a vehicle of advanced transportation, in the production and life, has brought great benefits and benefits. At present, the fuel vehicles and diesels used in automobile operation emit a large amount of exhaust gas during the combustion process, which often causes the low-level smog in cities and the long-lasting dust and even the acid rain, which has a serious impact on people's living and living environment And harm. According to the survey, motor vehicles in operation, emissions of pollutants to account for urban pollutants