Ambient air pollution kills over four million people every year globally. Improving air quality presents a complex problem for governments as emissions are produced from a wide range of sources and tend to cross boundaries. To understand the challenge of transboundary air pollution transfer, we...

Background: The novel Coronavirus, the World Health Organization (WHO) officially announced for the virus as COVID-19, is responsible for severe acute respiratory syndrome Coronavirus 2 (SARS-CoV-2), which first appeared in Wuhan city, the People’s Republic of China in December 2019, has...