Fine particulate matter, with an aerodynamic diameter≤ 2.5 μm (PM 2.5), is a severe
problem in China. The lack of ground-based measurements and its sparse distribution …

Although anthropogenic emissions decreased, polluted days still occurred in the Bei**g–
Tian**–Hebei (BTH) region during the initial outbreak of the coronavirus disease (COVID …

China is currently one of the countries impacted by severe atmospheric ozone (O 3) and
particulate matter (PM) pollution. Due to their moderately long lifetimes, O 3 and PM can be …

China has been suffering serious particulate matter (PM) pollution in recent decades. Local
emission and regional transport both contribute to PM pollution. Determining the …

Abstract Multiangle Implementation of Atmospheric Correction (MAIAC) is a new aerosol
algorithm developed to retrieve aerosol optical depth (AOD) over land using the time series …

To gain a comprehensive understanding of sources, health risks, and regional transport of
PM 2.5-bound metals in Bei**g, one-year continuous measurement (K, Fe, Ca, Zn, Pb, Mn …

Air pollution episodes in China are frequent and a more comprehensive understanding of
pollution sources and impacts is needed to design appropriate strategies and set emission …

Handan is a heavily polluted city in the northern China. From 6 to December 31, 2015, PM
1.0 and PM 2.5 samples were synchronously collected for 23.5 h of each day at an urban …

High concentrations of particulate matter (PM2. 5) and frequent air pollution episodes in
Bei**g have attracted widespread attention. This paper utilizes data from the new air …

Large areas of mainland China have been suffering frequently from heavy haze pollution
during the past years, which feature high concentrations of fine particulate matter (PM 2.5 …