Cheng-Lei Pei

Contrasting annual variation of organic and elemental carbon in the Pearl River Delta: Insights from three years of continuous observations and the unique conditions of the COVID-19 lockdown.

Carbonaceous aerosols-key constituents of fine particulate matter (PM2.5)-play a critical role in shaping air quality, human health, and climate change. In China, extensive air pollution control measures have substantially reshaped emission patterns in recent years; however, their impacts on the sources and formation o...