air quality

Here's Where You're Most Likely to Die From Air Pollution

A new NASA map of the planet lays out the depressing geographies of smog and premature death.

This Japanese Volcano Just Shot Ash 3 Miles Into the Air

A tremendous eruption this Sunday on Mount Sakurajima delayed trains and turned streets as dark as night.

Choking Clouds of Wildfire Smoke Sprawl Over Southern Oregon

Huge wildfires, aggravated by a bad drought, are sending acrid clouds of smoke into nearby cities.

How Gross Is the Air of the NYC Subway, Really?

The results of a microbial analysis.

China's Spectacularly Silly Plan to Curb Air Pollution

We hate to disappoint, but banning BBQ won't do much.

Is London's Air Up to Snuff?

How does England's air quality compare to that of past hosts, and could it affect athletes?

Why Does California's Central Valley Have Such Bad Air Pollution?

The farming communities of the Central Valley breathe some of the worst air in the nation

WHO: Iran, South Asia Ranked Worst in Urban Air Pollution

Air quality continues a downward slide worldwide, according to the World Health Organization