Scatter plots

 

AERONET AOD      
  World DJF JJA ANN
  North America DJF JJA ANN
  South America DJF JJA ANN
  East Asia DJF JJA ANN
  South Asia DJF JJA ANN
  Europe DJF JJA ANN
  North Africa DJF JJA ANN
  South Africa DJF JJA ANN

 

 

AERONET SSA      
  World DJF JJA ANN
  North America DJF JJA ANN
  South America DJF JJA ANN
  East Asia DJF JJA ANN
  South Asia DJF JJA ANN
  Europe DJF JJA ANN
  North Africa DJF JJA ANN
  South Africa DJF JJA ANN

 

  in-situ measurements      
  EMEP sites (1990-2005) BC OC Total SO4
  IMPROVE sites (1990-2005) BC OC Total SO4
  Mahowald (2009) Dust concentration Dust deposition  
  University of Miami marine sites Non-sea-salt SO4 Sea salt