Brussels, 13/03/2000 (Agence Europe) - The EP Committee on the Environment gave its approval, in first reading, to the two complementary proposals on ambient air quality: - the directive establishing national emissions ceilings for four atmospheric pollutants (sodium oxides, sulphur dioxide, ammoniac and volatile organic compounds) and that establishing target values for tropospheric ozone. The parliamentary committee hopes, nonetheless, to strengthen certain provisions. The Parliament,...