The new guidelines, released on Wednesday, halve the recommended maximum for exposure to tiny particles called PM2.5s. These are produced by burning fuels in power generation, domestic heating and vehicle engines. "Almost 80% o...

  Air pollution is even more dangerous than previously thought, the World Health Organization (WHO) has warned, as it slashes maximum safe levels of key pollutants such nitrogen dioxide. An estimated seven million people die premat...

  Levels of air pollutants and warming gases over some cities and regions are showing significant drops as coronavirus impacts work and travel. Researchers in New York told the BBC their early results showed carbon monoxide mainly from cars ha...

he health benefits of cycling and walking outweigh the harmful effects of air pollution, a study has suggested. Air pollutioncontributes to 40,000 early deathseach year in the UK and we gulp in more of it when we exercise. On th...

Exposure to air pollution more than 30 years ago may still affect an individual's mortality risk today, according to new research. Exposure to air pollution more than 30 years ago may still affect an individual's mortality risk today, acco...