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Journal ArticleDOI

Sources of particulate matter in China: Insights from source apportionment studies published in 1987-2017.

TLDR
Long-term changes of PM sources at two megacities of Beijing and Nanjing indicated that the contributions of fossil fuel and industrial sources have been declining after stricter emission controls in recent years.
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This article is published in Environment International.The article was published on 2018-04-10. It has received 168 citations till now.

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Journal ArticleDOI

Dispersion Normalized PMF Provides Insights into the Significant Changes in Source Contributions to PM2.5 after the COVID-19 Outbreak.

TL;DR: DN-PMF sharpened the morning coal combustion and rush hour traffic peaks and lowered the daytime soil, aged sea salt, and waste incinerator contributions that better reflect the actual emissions, which identified significant changes in source contributions after the COVID-19 outbreak in China.
Journal ArticleDOI

Explosive Secondary Aerosol Formation during Severe Haze in the North China Plain.

TL;DR: In this paper, the authors synthesize recent advances in understanding secondary aerosol formation, by highlighting several critical chemical/physical processes, that is, new particle formation and aerosol growth driven by photochemistry and aqueous chemistry as well as the interaction between aerosols and atmospheric stability.
Journal ArticleDOI

Characteristics of the main primary source profiles of particulate matter across China from 1987 to 2017

TL;DR: In this article, a total of 3326 chemical profiles of the main primary sources of ambient particulate matter (PM) across China from 1987 to 2017 are investigated and reviewed to trace the evolution of their main components and identify the main influencing factors.
Journal ArticleDOI

Local and regional contributions to fine particulate matter in the 18 cities of Sichuan Basin, southwestern China

TL;DR: In this article, a source-oriented version of the Community Multiscale Air Quality (CMAQ) model was used to quantify contributions from nine regions to PM 2.5 in the Sichuan Basin.
References
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Book

Climate change 2007 : the physical science basis : contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change

Susan Solomon
TL;DR: In this article, the authors present a historical overview of climate change science, including changes in atmospheric constituents and radiative forcing, as well as changes in snow, ice, and frozen ground.
Journal ArticleDOI

Air pollution in mega cities in China

TL;DR: In this paper, the authors present the current state of understanding of the air pollution problems in China's mega cities and identify the immediate challenges to understanding and controlling air pollution in these densely populated areas.
Journal ArticleDOI

Chemical characterization and source apportionment of PM 2.5 in Beijing: seasonal perspective

TL;DR: Wang et al. as mentioned in this paper used chemical mass balance, positive matrix factorization (PMF), trajectory clustering, and potential source contribution function (PSCF) for characterizing aerosol speciation, identifying likely sources, and apportioning contributions from each likely source.
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