Černikovský, Libor; Kurfürst, Pavel; Leeuw, Frank de - 2007
In summer 2006, levels of ground-level ozone were high in southern Europe and north-western Europe, with widespread exceedances of the information threshold value (180 μg/m3, Directive 2002/3/EC). The frequency of these exceedances was higher than those in previous years, though not as high as...