A banned CFC is destroying the ozone and nobody can find its source
It's not Axe Africa.
Treaty ending use of planet-warming HFCs takes effect in 2019
The question is whether or not the US will ratify it.
Kigali Amendment reached to cut use of planet-warming HFCs
More than 170 countries negotiated a deal to avoid 'the equivalent of 80 billion tons of carbon dioxide.'
Earth's ozone is on the path to recovery
A new study predicts the hole in the stratosphere could be completely healed by the middle of the century.