Days that are both extremely hot and polluted come with higher risks of respiratory ailments and other health hazards.

The Trump administration wants to roll back some Biden-era restrictions on smog-causing emissions from heavy-duty vehicles.

The US Environmental Protection Agency has finalized a key update to the federal air quality standard for fine soot – a step toward reducing deadly air pollution that’s been over a decade in the ...

See images from throughout Washington DC from Friday morning as Canadian wildfire smoke has draped the District with smoke ...

WCCO Investigates has learned a state watchdog is taking a closer look at the community's concerns surrounding pollution ...

Almost half of everyone who lives in the United States breathes unhealthy levels of air pollution, according to the American Lung Association’s annual State of the Air report, released Wednesday.

A large study adds to evidence everyday pollutants may shape brain health, but key questions about cause and effect remain.

Wildfires in Minnesota and Ontario are spewing dangerous smoke into the air that is posing a major air pollution threat to ...

Air in the U.S. has gotten cleaner for decades, adding years to people's lives and preventing millions of asthma attacks, but nearly half of Americans still live with unhealthy air pollution, a new ...

Scent is a powerful thing. In people, it’s connected to taste, memory, even cognitive health. For wildlife, smell can even ...

Air pollution has been on the rise due to climate change and has already been proven to have negative health effects, including antibiotic resistance, higher dementia risk, and heart arrhythmia.

The proposal cuts federal requirements for public input in minor pollution permits like concrete batch plants and AI data ...