papers

Publications (5)

econ.GN2020

COVID-19 causes record decline in global CO2 emissions

Zhu Liu, Philippe Ciais, Zhu Deng +37

The considerable cessation of human activities during the COVID-19 pandemic has affected global energy use and CO2 emissions. Here we show the unprecedented decrease in global foss…

physics.ao-ph2020

Significant reduced traffic in Beijing failed to relieve haze pollution during the COVID-19 lockdown: implications for haze mitigation

Zhaofeng Lv, Xiaotong Wang, Fanyuan Deng +12

The COVID-19 outbreak greatly limited human activities and reduced primary emissions particularly from urban on-road vehicles, but coincided with Beijing experiencing pandemic haze…

physics.ao-ph2020

Spring Festival points the way to cleaner air in China

Siwen Wang, Hang Su, David G. Streets +6

Human migration during the Chinese Spring Festival (SF) is the largest collective human activity of its kind in the modern era-involving about one-tenth of the world population and…

physics.ao-ph2021

Tracking Air Pollution in China: Near Real-Time PM2.5 Retrievals from Multiple Data Sources

Guannan Geng, Qingyang Xiao, Shigan Liu +9

Air pollution has altered the Earth radiation balance, disturbed the ecosystem and increased human morbidity and mortality. Accordingly, a full-coverage high-resolution air polluta…

physics.ao-ph2020

Satellite-based estimates of decline and rebound in China's CO emissions during COVID-19 pandemic

Bo Zheng, Guannan Geng, Philippe Ciais +13

Changes in CO emissions during the COVID-19 pandemic have been estimated from indicators on activities like transportation and electricity generation. Here, we instead use sate…