University Update On The Hawk Fire

University of Nevada, Reno | 23 August 2026 | The University of Nevada, Reno will maintain normal campus operations despite smoke from the Hawk Fire, while officials continue monitoring air quality and wildfire conditions for potential changes.

PDEQ Issues Ozone Air Pollution Action Day

Arizona Emergency Information Network | 22 August 2026 | Tucson officials have issued an Ozone Action Day as ground-level ozone approaches unhealthy levels, prompting sensitive individuals to limit strenuous outdoor activity during peak afternoon hours.

Thousands Of Years Of Indoor Air Pollution

Slow Boring | 21 August 2026 | For much of human history, homes were heated with open indoor fires that produced heavy smoke and dangerous air pollution, highlighting how relatively recent inventions such as chimneys transformed indoor air quality.