An curved arrow pointing right. A hole in Earth's ozone layer created by man-made substances could be healed by the 2050s. Produced by Noah Friedman. Original reporting by Jessica Orwig.

Scientists have identified four new man-made gases that are contributing to the depletion of the ozone layer. Two of the gases are accumulating at a rate that is causing concern among researchers.

Your tax-deductible donation helps make it all possible. The forgotten story of the hole in the ozone layer - and how the world came together to fix it. The scientists and politicians who ...

Re-entries of SpaceX Starlink satellites are causing environmental concerns by releasing aluminium oxide, which could harm the ozone layer ... was illuminated with man-made meteor showers from ...