%0 Dataset %T A High-resolution Air Quality Reanalysis Dataset over China (CAQRA) %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/ce051692-a881-43e8-b416-0ee86db4c1b0 %W NCDC %R 10.11922/sciencedb.00053 %A None %K Air pollution;reanalysis;data assimilation;PM2.5;PM10;SO2;NO2;CO;O3 %X This dataset provides surface grid fields for six conventional air pollutants (i.e. PM2.5, PM10, SO2, NO2, CO and O3), as well as surface wind speed (u, v), atmospheric pressure (psfc), relative humidity (RH), and temperature (temp) fields simulated by WRF models. The spatial and temporal resolutions are 15km and 1 hour, respectively. The time period of the dataset is from 2013 to 2019.