这名英国年轻人注意到，接近地面的空气污染水平比该机构所记录的高空空气污染水平高出约三分之二。
The English youngster noticed that pollution levels are around two-thirds higher close to the ground than they are in the air at the height where they are recorded by the agency.
她的监测仪显示，越是接近地面，空气污染水平越高。这凸显了人们的担忧，担心婴儿和幼童患肺部疾病的风险可能会增加。
Her monitor has shown that air pollution levels are higher closer to ground level, which has helped highlight concerns that babies and young kids may be at higher risk of developing lung problems.
德里的空气污染水平已经与北京不相上下。
Delhi already has air pollution levels comparable to Beijing.
提出了以混合型空气监测系统监测中小城市空气污染水平及其规律的方法。
A mixed monitoring system method was suggested for these middle size and small cities.
他说，在空气污染水平较高的那些天中，更多人均有潜在的心脏问题，并倾向到医院诊治。
On days when air pollution was high, more people with an underlying heart problem tended to be admitted to hospital, he said.
通过降低空气污染水平，我们也可帮助各国减少因呼吸道感染、心脏病和肺癌所造成的全球疾病负担。
By reducing air pollution levels, we can help countries reduce the global burden of disease from respiratory infections, heart disease, and lung cancer.
周四，北京仍然笼罩在薄雾之中，但专家表示，空气污染水平较去年同期下降了20%。
Thursday, a haze still blanketed Beijing, but experts said pollution levels were down 20% over the same period last year.
这些学生提供了1952年伦敦空气污染水平的一批数字，我把它们与北京的最近数字做了比较。
Thestudents provided Numbers on the level of air pollution in London 1952 and Ihave compared these to recent Numbers for Beijing.
一项最新研究发现，欧洲和北美的雾霾致命性可能比中国城市平均空气污染水平高出25倍以上。
Smog in Europe and North America could be more than 25 times more lethal 1 than the average air pollution found in Chinese cities, a new study suggests.
一项最新研究发现，欧洲和北美的雾霾致命性可能比中国城市平均空气污染水平高出25倍以上。
Smog in Europe and North America could be more than 25 times more lethal1 than the average air pollution found in Chinese cities, a new study suggests.
内拉表示，“你可以看到在那些已经采取了措施的城市，空气污染水平已经降低。因此，由空气污染导致的健康风险也有所降低。”
You will see that in those cities where measures have been put in place, you can see a decrease on the levels of air pollution and, therefore, on the health risks caused by air pollution.
据世界卫生组织（WHO）称，全球城市空气污染平均水平在22微克/立方米。
Thee average air pollution level for cities around the globe is 22 micrograms per cubic metre, according to the World Health Organisation (WHO).
此外，由于不断改善的生活水平，越来越多的人购买私家车，汽车排放的尾气导致了城市的空气污染。
Besides, due to the improved living standard , more andmore people buy private cars and the exhaust fumes emitted by carslead to air pollution in the city.
目的了解我国农村欠发达地区空气污染的状况及农村人群对空气污染的实际暴露水平。
Objective To evaluate the levels and characters of indoor and outdoor air pollution in rural areas of China.
结果发现，不论燃煤还是燃气，燃烧时都可导致室内空气污染物水平显著高于室外。
The results showed that the indoor air pollution levels of both groups were higher than outdoors.
一项研究称，在办公桌通风条件良好，室内空气污染和二氧化碳水平均低于平均水平的地方，人们表现出更强的思考、理解、记忆和学习能力。
People whose desk space is well ventilated with below average indoor pollution and carbon dioxide levels, showed more ability to think, understand, remember and learn, according to a study.
描述了室内空气污染的现状、主要来源、污染物水平及其危害，介绍了室内空气污染相关的控制标准、管理措施及防止污染的建议。
It describes the status of indoor air pollution, include sourse, consistence and hazard of the pollutions. The criterions and measures that are relative to indoor air pollution are introduced.
北京市环保部门称，北京空气污染在上周日再次达到危险的水平。持续三天的严重雾霾天气给北京带来了严重的空气污染。
Beijing g's air pollution reached dangerous levels yet again on Sunday, marking the third consecutive day of severe smog, municipal environmental authorities said.
以美国大使馆的评估标准来衡量，这达不到“差得离谱”级，只能达到“危险”级。美国称只有在“紧急状况下”空气污染才会达到“危险”级水平。
That's not 'crazy bad' by the embassy's assessment, but a mere 'hazardous' instead. The U. s. calls those pollution levels' emergency conditions.'
以美国大使馆的评估标准来衡量，这达不到“差得离谱”级，只能达到“危险”级。美国称只有在“紧急状况下”空气污染才会达到“危险”级水平。
That's not 'crazy bad' by the embassy's assessment, but a mere 'hazardous' instead. The U. s. calls those pollution levels' emergency conditions.'
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