13
Jun
How volcanic eruptions could damage the ozone layer
Volcanoes release bromine and chlorine when they erupt, and those chemicals can have a disastrous effect on the ozone layer in the upper atmosphere.

13
Jun
How volcanic eruptions could damage the ozone layer
Volcanoes release bromine and chlorine when they erupt, and those chemicals can have a disastrous effect on the ozone layer in the upper atmosphere.
15
Oct
Antarctic ozone hole nearly the size of North America
The hole is the partial or complete depletion of ozone between 8.7 to 13.7 miles above Earth’s surface.