TUESDAY, Jan. 9, 2018 (HealthDay News) — NASA scientists say they have satellite evidence that the international ban on chlorine-containing chemicals called chlorofluorocarbons (CFCs) has helped heal the massive hole that was chewed in the Earth’s protective ozone layer.
There now is roughly 20 percent less ozone depletion during the Antarctic winter than in 2005, a new study reports.
“We see very clearly that chlorine from CFCs is going down in the ozone hole, and that less ozone depletion is occurring because of it,” said study lead author Susan Strahan. She’s an atmospheric scientist at NASA’s Goddard Space Flight
