Scientists recorded a total-column ozone concentration of 102 Dobson units, the 8th-lowest level since 1986.

Ozone Depletion Research. Learn what caused the holes in the ozone layer and how the ozone layer is recovering since the banning of CFCs. Read how certain clouds affect ozone depletion and more.

A salty surge in the Southern Ocean is melting Antarctic sea ice from below — and causing dramatic changes scientists didn’t ...

Satellite imagery has revealed a yet-to-be-explained rise in the Southern Ocean's salinity. It could be a key factor in the decline of the region's sea ice.