Tagged

smoke

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

A closeup of an ashray packed with orange cigarette butts.

Hot or not, cigarette butts release toxins

Leto Sapunar • May 14, 2020

A recent study looks at how discarded cigarette buts can expose you to toxins