Susan Solomon is in the Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA. The expected depletion was relatively small ...

A new study confirms the Antarctic ozone layer is healing as a direct result of global efforts to reduce ozone-depleting substances. A new MIT-led study confirms that the Antarctic ozone layer is ...

Belching factory smokestacks and black smoke pouring from muscle-car tailpipes made the air unsafe to breathe in parts of the United States before legislation passed in the 1960s and the following ...

Experts have refuted the claim. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A scientist recently claimed that he'd discovered a gargantuan ...

In the stratosphere, ozone acts as a protective layer. But in the troposphere, at ground level, this colorless gas is incredibly harmful to human health and the environment in ways scientists are ...

Rogue emissions from China of ozone-depleting chemicals had threatened to delay recovery by a decade. But the emissions were stopped, according to a U.N.-backed report. By Henry Fountain The weakened ...

Warmer temperatures might be causing plants to emit more chemicals into the atmosphere, adding to one of Phoenix's worst air pollution problems.

If you live in Denver, Boulder, or anywhere along Colorado’s northern front range, you’ve likely had to deal with some pretty terrible air quality this summer. Many of us habitually check our phones ...