When Lilian Calderón-Garcidueñas recruited children for a study probing the effects of air pollution, Ana was just 7.
莉莲·卡尔德龙·加西杜埃尼亚斯为调查大气污染的影响招募儿童时，安娜只有七岁。
The study says air pollution could be responsible for up to 21 percent of dementia cases, if the findings translate to the general population, the report said.
该报告称，研究认为如果研究结果适用于普通人群，大气污染可能要为高达21%的痴呆症病例负责。
The main trigger for a heart attack is not vigorous exercise or stress — it’s air pollution, according to a study published in The Lancet this month.
最新研究显示，引起心脏病的促因并非过度锻炼以及精神压力过大，专家指出：空气污染才是引起心脏病的“罪魁祸首”，而关于空气污染诱发心脏病的数据都发表在英国著名医学《柳叶刀》上，并在上个月与读者见面了。
Objective: to further study concentration-response relationship between daily mortality and particulate air pollution, to provide scientific basis for making policy.
目的：研究颗粒物空气污染与居民每日死亡率暴露-反应关系，为环境决策提供科学依据。
One widely cited study has blamed air pollution for 1,600 deaths a year.
一份被引用广泛的研究认为空气污染造每年一千六百人的死亡。
Objective As part of the basic for cost-benefit assessment in decision for environmental protection measures, health benefit from improvement of air pollution was provided through this study.
目的为提供环境保护措施成本-效益分析时用的基础依据，研究改善大气污染时可产生的附带健康效益，并使之货币化。
Objective As part of the basic for cost-benefit assessment in decision for environmental protection measures, health benefit from improvement of air pollution was provided through this study.
目的为提供环境保护措施成本-效益分析时用的基础依据，研究改善大气污染时可产生的附带健康效益，并使之货币化。
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