典型文献
A New Index Developed for Fast Diagnosis of Meteorological Roles in Ground-Level Ozone Variations
文献摘要:
China experienced worsening ground-level ozone (O3) pollution from 2013 to 2019. In this study, meteorological parameters, including surface temperature (T2), solar radiation (SW), and wind speed (WS), were classified into two aspects, (1) Photochemical Reaction Condition (PRC = T2 × SW) and (2) Physical Dispersion Capacity (PDC = WS). In this way, a Meteorology Synthetic Index (MSI = PRC/PDC) was developed for the quantification of meteorology-induced ground-level O3 pollution. The positive linear relationship between the 90th percentile of MDA8 (maximum daily 8-h average) O3 concentration and MSI determined that the contribution of meteorological changes to ground-level O-3 varied on a latitudinal gradient, decreasing from ~40% in southern China to 10%–20% in northern China. Favorable photochemical reaction conditions were more important for ground-level O3 pollution. This study proposes a universally applicable index for fast diagnosis of meteorological roles in ground-level O3 variability, which enables the assessment of the observed effects of precursor emissions reductions that can be used for designing future control policies.
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作者姓名:
Weihua CHEN;Weiwen WANG;Shiguo JIA;Jingying MAO;Fenghua YAN;Lianming ZHENG;Yongkang WU;Xingteng ZHANG;Yutong DONG;Lingbin KONG;Buqing ZHONG;Ming CHANG;Min SHAO;Xuemei WANG
作者机构:
Guangdong-Hongkong-Macau Joint Laboratory of Collaborative Innovation for Environmental Quality,Institute for Environmental and Climate Research,Jinan University,Guangzhou 510632,China;School of Atmospheric Sciences,Guangdong Province Key Laboratory for Climate Change and Natural Disaster Studies,Sun Yat-sen University,Guangzhou 510275,China;Key Laboratory of Vegetation Restoration and Management of Degraded Ecosystems,South China Botanical Garden,Chinese Academy of Sciences,Guangzhou 510650,China
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引用格式:
[1]Weihua CHEN;Weiwen WANG;Shiguo JIA;Jingying MAO;Fenghua YAN;Lianming ZHENG;Yongkang WU;Xingteng ZHANG;Yutong DONG;Lingbin KONG;Buqing ZHONG;Ming CHANG;Min SHAO;Xuemei WANG-.A New Index Developed for Fast Diagnosis of Meteorological Roles in Ground-Level Ozone Variations)[J].大气科学进展(英文版),2022(03):403-414,前插6-前插11
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0.721627
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