Response of cross-correlations between high PM2.5 and O3 with increasing time scales to the COVID-19: different trends in BTH and PRD
Description
The air pollution in China currently is characterized by high fine particulate matter (PM(2.5)) and ozone (O(3)) concentrations. Compared with single high pollution events, such double high pollution (DHP) events (both PM(2.5) and O(3) are above the
