最近的科学研究发现,中国北部地区的空气污染类型能使平均寿命缩减五年,使儿童遭受永久性的肺损伤,母亲在怀孕期间呼吸有毒空气还会导致孩子大脑发育缓慢,存在性格问题。
Most of the air pollution in Beijing comes from coal-burning power plants and factories in nearby provinces. Emissions from vehicles, especially those using diesel gasoline, are also major contributors.
北京地区的空气污染主要源自周边省份的燃煤发电厂和工厂。汽车——特别是使用柴油、汽油的汽车排放的尾气也是主要因素。
“Improving air quality in the city is not going to be an easy task,” Pan Tao, head of the Beijing Municipal Research Institute of Environmental Protection, said at a conference, according to China Daily. “It takes time and effort to turn the ship around.”
据《中国日报》报道,「改善北京空气质量不是一项简单的任务,」北京市环境保护科学研究院院长潘涛在参加会议时说。「改变现状需要时间和精力。」
The concentration level of PM 2.5 cited by China Daily as “healthy,” and supposedly attainable by 2030, was 35 micrograms per cubic meter. The article said the World Health Organization had stated that PM 2.5 levels should not exceed this.
《中国日报》报道称,PM2.5浓度的「健康」标准为35微克/立方米,北京有望在2030年达标。文章称,世界卫生组织(World Health Organization,简称WHO)已经说明,PM2.5浓度不应该超过这个标准。
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