University of Utah researchers believe inflammation starts a months-long process that increases risk of aneurysm rupture.

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...

As Los Angeles grew exponentially in the mid-1900s and the car became the apple of capitalism's eye, the smog arose and ...

So happy smogiversary, Los Angeles. We can breathe a lot easier than we used to, but don't let that fool you — we still have ...

After months of backlash over alleged pollution concerns, xAI has finally secured an air permit covering some of the methane ...

Exposure to severe levels of air pollution in India is linked to adverse birth outcomes, including pre-term births and low ...

Aerosol paint makers will get additional time to comply with updated regulations limiting air emissions that trigger ozone ...

Delhi’s summer pollution problem demands urgent and sustained attention. It is not just dust or haze; it’s a combination of ...

In 1970, when a nearly unanimous Congress approved sweeping changes strengthening federal air pollution laws, one proviso allowed California in many cases to craft its own rules — a recognition of ...

India's capital banned fuel sales to ageing vehicles on Tuesday as authorities try to tackle the sprawling megacity's ...

The pilot project, planned between 4 and 11 July, will see a small aircraft release a mix of silver iodide, iodised salt and ...

Wausau Pilot & Review Wildfire smoke, once a seasonal nuisance in the American West, is rapidly becoming a year-round public ...