Clean air treaty takes force on 2 continents
An agreement to limit black carbon emissions that accelerate melting of glaciers and sea ice entered into force in Europe and North America.
UNECE Convention on Long-range Transboundary Air Pollution 1983
Move over tobacco, air pollution is next
Tobacco's stigma has a new rival — air pollution — as the World Health Organization called attention to 7 million deaths a year from simply breathing.