Data
  1. Band-pass filtered PM10 data 
  2. Reanalysis data (download from website written in the paper or contact the author)
  3. Index data (download from website written in the paper or contact the author)

Code
  Part 1. Each station data (Figures 1 & 2)
  Part 2. Station-averaged data (Figures 3 & 5)
  Part 3. Reanalysis data (Figures 2 & 4)
