Where would I find time series of the aerosol density (?), such as aerosol optical depths, or other, for the past half year in China?

We have tried the re-analysis of MERRA-2, but there seems to be a problem: The AOD seems larger in February 2020 than in 2019 or 2018. Other data seem to be suffering from interruptions.

07 May 2020 1,294 0 View