Opinion: Through the Clean Air Act of 1967, Missoula established its local air pollution control program to address air pollution, prompting the Air Program Rules including outdoor burning regulation.

DENVER (KDVR) — The family of a Thornton traveling nurse has confirmed the body of their loved one has been found in a Montana river. Simon Ehrlich said that after days of searching, officials ...

DENVER (KDVR) — A man died after a crash while skiing at the Keystone Resort on Tuesday, authorities reported. The skier has not been identified. The death was reported by the Summit County ...

The World Health Organization's air quality guidelines recommend that annual average concentrations of PM2.5 should not exceed 5 μg/m³ (micrograms per cubic meter of air). According to the ...

An Air India flight from Chicago to New Delhi last Wednesday was forced to return several hours into its journey after multiple bathrooms on the plane were clogged with rags, clothes and plastic ...

Here is a list of our partners and here's how we make money. Updated March 12. Current index: The consumer price index, or CPI, increased 0.2% in February, according to the most recent report.

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Smoke from a fire can have a dangerous impact on your physical and mental health, even from thousands of miles away.

Get more information on air pollutants and the impact of poor air quality on your health. Learn about the causes of poor indoor air quality, how to detect it and how to improve it.