空氣品質數據提供者： the World Meteorological Organization - surface synoptic observations (WMO-SYNOP) (worldweather.wmo.int) and SLB·analys - Air Quality Management and Operator in the City of Stockholm (slb.nu)
News (Sep 2015): There was a problem with the information about the Air Quality data source: The Air Quality in Sweden is not monitored by the IVL research Insitute, but by the local authorities in Malmo, Göteborg and Stockholm (eg SLB.analysis) together with the support for the Swedish EPA (Natur Vårdsverket)
