Tagged

air quality

Air pollution linked to accelerated Alzheimer’s disease

Madeline Shaw • November 8, 2025

New study shows breathing more air pollution also associated with faster cognitive decline

Smoke rises from trees on mountain ridges

Prescribed fires may mean safer smoke

Casey Crownhart • December 16, 2020

Emerging research suggests that smoke from prescribed burns is less harmful than from wildfires

Two pictures of the same rocky, high desert view side-by-side. On the left, the sky is blue and clear. On the right the air is yellow with smoke, visibility is reduced, and the sky is grey.

A flawed number that saves lives

Lauren Leffer • November 25, 2020

Millions of people rely on the Air Quality Index, but experts say it’s a rough measure at best