A new report shows air pollution threatens the majority of the world’s population, while information gaps increase the risks.

Even as the area continues to be hit hard by air pollution, planned rollbacks could very well make things worse.

Canada’s air quality was worse than the United States in 2025, thanks to a [record-breaking wildfire season last summer]( ...

Global air quality declined in 2025, with more cities reporting standards below international health guidelines on the impact ...

Despite progress in reducing emissions, Europe continues to face widespread air pollution due to policy failures and fossil ...

After years of failing to meet Clean Air Act standards, metro Phoenix won its argument that nonlocal ozone shouldn't count.

In Europe, the poorest regions suffer the most from the health effects of air pollution, according to a new study. View on ...

China's air pollution improvements have slowed since 2021, with PM2.5 levels declining by just 0.5 micrograms annually ...

A new study linking Pittsburgh’s air pollution to thousands of deaths each year has been published just as the EPA moves to ...

Researchers believe that pollution in Pittsburgh could be claiming the lives of around 3,000 people a year, especially in ...

"It has been foggy lately, so this can actually be airborne bacteria. Yes, they're saying it could be aerosolized." ...