Fires and agricultural soils can rival cars and factories in emitting chemicals that lead to ozone, making it hard to meet air quality standards.

As the weather gets warmer, some folks -- children, elderly and those with breathing problems like asthma -- begin having ...

In 2025, around 120 SpaceX Starlink satellites re-entered Earth’s atmosphere and burnt up upon descent. These artificial meteor showers, visible across the globe, have raised concerns about their ...

The Phoenix metro area is experiencing worsening air quality due to high ozone levels, despite efforts to reduce emissions.

The Phoenix area's long-standing ozone pollution issues could have serious impacts on local economic competitiveness and ...

Operators follow a 25-year rule: at this point, a satellite’s mission is deemed to have ended and it is lowered into the ...

The EPA says Phoenix-area air quality has worsened to “serious” levels, a designation that would trigger growth restrictions, ...

Ozone season is upon North Texas, meaning air quality will be top of mind for some residents. The season — which marks the window when there’s a greater risk of harmful amounts of ground-level ...

The EPA's decision on the Valley's ozone nonattainment issue could have big impacts on public health and the local economy.

Researchers with the National Oceanic and Atmospheric Administration claim that if you can smell food cooking, it’s probably ...

Ozone levels in the southeastern counties are indeed elevated, and that’s bad for the health of people living here. Blaming ...