Guardian: The health effects of air pollution have been underestimated and Europe should review its laws to tackle the problem, UN scientists have concluded after a major review of new evidence.
Sixty international scientists, commissioned by the World Health Organisation, analysed eight years of studies to see how minute specks of soot, gases such as ozone and nitrogen dioxide (NO2), and other pollutants from road and rail traffic, industry and indoor fires harm human health.
In addition to premature...