133KiB, 1195x933, no2.jpg View SameGoogleiqdbSauceNAO NO2 Anonymous Wed 14 Aug 07:50:55 2019 No.10886825 ViewReplyOriginalReport Quoted By: >>10887126 >>10887142 May I ask why there is such a high concentration of NO2 in the north-est of Russia between 100 and 200µmg/m3 Source Windy