EPA announced plans to reorganize the agency, moving science-focused staff into different roles and reducing the overall number of employees.

(Image credit: Mark Schiefelbein)

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the annual State of the Air report from the American Lung Association.

(Image credit: ETIENNE LAURENT)

The agency forecasts weather, manages fisheries, and researches the world's oceans, atmosphere, and climate. The proposed budget cuts would slash the climate work entirely.

(Image credit: Handout/Getty Images)

Exposure to heat can alter the way your DNA works, according to a new study. The effects could lead to long-term health outcomes.

(Image credit: Nick Ut)

The ash and debris created during the burns could be loaded with dangerous materials. Experts suggest taking care.

(Image credit: DAVID PASHAEE/Middle East Images/AFP via Getty)

The air has improved in the LA region as firefighters get blazes under control, but there are questions about how safe the air actually is.

(Image credit: Ryan Kellman)

Sometimes, weather is just weather. And other times human-caused climate change had an obvious impact.

(Image credit: MANDEL NGAN/AFP via Getty Images)

The official numbers are in: 2024 is the hottest year on record. Climate change is the main culprit. But there might be something else going on, too.

(Image credit: Selcuk Acar)

Exposure to wildfire smoke is a growing health problem across the U.S., as climate change increases the risk and intensity of wildfires.

(Image credit: Jae C. Hong)