...40 μg/m³ annual mean value) and NO2 (40 μg/m3 as a mean annual value). In Austria, the maximum allowable readings will be lowered from 35 μg/m3 to 30 μg/m3 from 2012.
An earlier LIFE project, KAPA GS, identified the sources of air pollution in Klagenfurt and defined a series of remediation measures. Traffic was identified as the main polluter, accounting for more than 70% of NO2 emissions. ...