World Ozone Day 2023 – the past successes and future challenges to shielding our planet
As we mark the UN’s International Day for the Preservation of the Ozone Layer, we can’t afford to be complacent – the ‘hole’ discovered in the ozone layer above the Antarctic during the 1980s is still there and challenges, both old and new, continue to threaten the recovery of our planet’s invisible shield against ultraviolet rays.