earth, iodine, ozone layer, study

Iodine May Slow Ozone Layer Recovery

A new paper quantifying small levels of iodine in Earth’s stratosphere could help explain why some of the planet’s protective ozone layer isn’t healing as fast as expected. The paper posits a set of connections that link air pollution near the Earth’s surface to ozone destruction much higher in the atmosphere. That higher-level ozone protects ...

Troy Oakes

The Antarctic ozone hole.