An international ban on ozone-depleting chemicals preserved the ozone layer and prevented a significant increase in global warming.
A 1987 worldwide ban on ozone-depleting chemicals known as chlorofluorocarbons (CFCs) averted a dangerous rise in the level of ultraviolet radiation (UV) reaching the Earth’s surface.
Without this multilateral environmental agreement, people worldwide would have faced a higher risk of
But a new modeling study from UK researchers suggests that the Montreal Protocol on Substances that Deplete the Ozone Layer also prevented a 2.5°C increase in global warming by the end of the century.
“As well as protecting the ozone layer, the…