Healing the ozone layer

The hole in the ozone layer above Antarctica appears to be healing, scientists say. Thanks to the 1987 Montreal Protocol on Substances That Deplete the Ozone Layer, which called for the phase-out of substances including chlorofluorocarbons (CFCs), the breach in our atmosphere is slowly shrinking

PUBLISHED : Tuesday, 06 September, 2016, 2:35pm
UPDATED : Tuesday, 06 September, 2016, 2:47pm