Brussels, 11/10/2007 (Agence Europe) - Despite some progress in combatting air pollution in Europe, plenty remains to be done because the high levels of nitrogen oxide, fine particulates and ground-level ozone are estimated to shorten average life expectancy in Western and Central Europe by almost a year and to threaten the healthy development of children. This is the most striking fact that emerges from the fourth assessment of the state of the environment published on 10 October by the...