Tracer-based characterization of source variations of PM2.5 and organic carbon in Shanghai influenced by the COVID-19 lockdown

Author:

Zhu Shuhui12345ORCID,Wang Qiongqiong6784ORCID,Qiao Liping1234,Zhou Min1234ORCID,Wang Shan5784ORCID,Lou Shengrong1234ORCID,Huang Dandan1234ORCID,Wang Qian1234,Jing Shengao1234,Wang Hongli1234ORCID,Chen Changhong1234,Huang Cheng1234ORCID,Yu Jian Zhen57846ORCID

Affiliation:

1. State Environmental Protection Key Laboratory of the Cause and Prevention of Urban Air Pollution Complex

2. Shanghai Academy of Environmental Sciences

3. Shanghai

4. China

5. Division of Environment and Sustainability

6. Department of Chemistry

7. Hong Kong University of Science and Technology

8. Hong Kong

Abstract

Contributions of primary and secondary sources to PM2.5 and organic carbon in Shanghai were quantified before and during the COVID-19 lockdown period.

Funder

Ministry of Science and Technology of the People’s Republic of China

Research Grants Council, University Grants Committee

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry

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