Èernikovský, Libor; Krejèí, Blanka; Kurfürst, Pavel; … - 2008
Ozone levels during the summer of 2007 were among the lowest in the past decade.. The number and spatial extent of exceedances was lower than in any of the last ten summers. In contrast to the summer of 2006, no exceedances of the information threshold value (180 microgram/m3, Directive...