NASA study untangles smoke, pollution effects on clouds

A new NASA-led study helps answer decades-old questions about the role of smoke and human-caused air pollution on clouds and rainfall. Looking specifically at deep convective clouds—tall clouds like thunderclouds, formed ...

Large trucks are biggest culprits of near-road air pollution

For the 30 per cent of Canadians who live within 500 metres of a major roadway, a new study reveals that the type of vehicles rolling past their homes can matter more than total traffic volume in determining the amount of ...

Africa's pollution killing thousands of infants, study says

Modest reductions in air pollution can prevent the deaths of tens of thousands of infants in sub-Saharan Africa each year, according to a new scientific study that investigated the link between breathable air pollutants and ...

US gains in air quality are slowing down

After decades of progress in cleaning up air quality, U.S. improvements for two key air pollutants have slowed significantly in recent years, new research concludes. The unexpected finding indicates that it may be more difficult ...

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