Weaker regulations from the US Environmental Protection Agency (EPA) are putting millions at risk of higher exposure to deadly air pollutants, hundreds of former EPA scientists said in a new report.

Bombay High Court linked Mumbai's air quality to pollution from neighboring places, urging authorities to consider cross-boundary measures. | Mumbai news ...

The directive came after legislators expressed concern over worsening air quality and alleged violations of pollution control ...

Fine particulate pollution levels across California, Pennsylvania, Michigan, Illinois and Ohio rank worst nationwide, while Wyoming, Hawaii and New Hampshire maintain the cleanest air. Only three ...

Even at levels safe for humans, air pollution can disrupt the way some insects communicate with plants, and with each other.

Residents across a part of Alabama were urged to stay indoors as PM2.5 hit unhealthy levels, EPA data showed Tuesday.

Air pollution poses a significant public health challenge, particularly for paediatric populations, with extensive evidence ...

Air pollution in the Pittsburgh region was linked to as many as 12.5% of adult deaths in 2019, according to a study published ...