Does lockdown reduce air pollution? Evidence from 44 cities in northern China

Baron, 1986, The moderator-mediator variable distinction in social psychological research: conceptual, strategic, and statistical considerations, J. Pers. Soc. Psychol., 51, 1173, 10.1037/0022-3514.51.6.1173 Chen, 2017, Estimating the contribution of regional transport to PM_(2.5) air pollution in a rural area on the North China Plain, Sci. Total Environ., 583, 280, 10.1016/j.scitotenv.2017.01.066 Chinazzi, 2020, The effect of travel restrictions on the spread of the 2019 novel coronavirus (COVID-19) outbreak, Science, a9757 Cole, 2005, Industrial characteristics, environmental regulations and air pollution: an analysis of the UK manufacturing sector, J. Environ. Econ. Manag., 50, 121, 10.1016/j.jeem.2004.08.001 Fu, 2017, Highway toll and air pollution: evidence from Chinese cities, Journal of Environmental Economics & Management, 10.1016/j.jeem.2016.11.007 Kallos, 1993, 62, 163 Katanoda, 2011, An association between long-term exposure to ambient air pollution and mortality from lung Cancer and respiratory diseases in Japan, J Epidemiol, 21, 132, 10.2188/jea.JE20100098 Kraemer, 2020, The effect of human mobility and control measures on the COVID-19 epidemic in China, SCIENCE, b4218 Lin Lawell, 2011 Nakao, 2018, 51, 130 Paolo, 2011, Human mobility networks, travel restrictions, and the global spread of 2009 H1N1 pandemic, PLoS One, 6, e16591, 10.1371/journal.pone.0016591 Peng, 2009, Emergency admissions for cardiovascular and respiratory diseases and the chemical composition of fine particle air pollution, Environ Health Persp, 117, 957, 10.1289/ehp.0800185 Qi, 2016, Patterns and limitations of urban human mobility resilience under the influence of multiple types of natural disaster, PLoS One, 11, e147299 Songke, 2014 Spix, 1998, Short-term effects of air pollution on hospital admissions of respiratory diseases in Europe, Arch. Environ. Health, 53, 54, 10.1080/00039899809605689 Tian, 2020, An investigation of transmission control measures during the first 50 days of the COVID-19 epidemic in China, Science, b6105 Wang, 2020, Severe air pollution events not avoided by reduced anthropogenic activities during COVID-19 outbreak, Resour. Conserv. Recycl., 158, 10.1016/j.resconrec.2020.104814 Wong, 1999, Air pollution and hospital admissions for respiratory and cardiovascular diseases in Hong Kong, Occupational & Environmental Medicine, 56, 679, 10.1136/oem.56.10.679 Xiao, 2018, Spatiotemporal characteristics of air pollutants (PM10, PM2.5, SO2, NO2, O3, and CO) in the Inland Basin City of Chengdu, Southwest China, Atmosphere-Basel, 9, 74, 10.3390/atmos9020074 Yao, 2016, Sources apportionment of PM_(2.5) in a background site in the North China Plain, Sci. Total Environ., 541, 590, 10.1016/j.scitotenv.2015.09.123 Yen, 2013, Climate and weather characteristics in association with the active fires in northern Southeast Asia and spring air pollution in Taiwan during 2010 7-SEAS/Dongsha experiment, Atmos. Environ., 78, 35, 10.1016/j.atmosenv.2012.11.015 Zhu, 2020, Association between short-term exposure to air pollution and COVID-19 infection: evidence from China, Sci. Total Environ., 727, 138704, 10.1016/j.scitotenv.2020.138704