Don’t be too quick to thank the lockdowns for the healing of the ozone layer, though.
It covers 400,000 square miles above the Arctic.
While this is great news, scientists say it’s not a sign that the ozone layer is “on a fast track to recovery.”
The Montreal Protocol of 1987 continues to be a success story about international environmental cooperation.
Encased in Styrofoam, the ozone-measuring instrument landed on Redwood Road in Castro Valley.
A rise in atmospheric levels of CFC-11, a substance banned by the Montreal Protocol, prompted environmental investigators to find the source.
The worst bout of air pollution in over a decade has raised fears that the Mexican capital could be heading back to the days when constantly watering eyes and irritated throats were the norm.
Status concerns and an overblown terror of crime, as well as the limitations of the service, mean many of the city's residents refuse to abandon their cars despite continued air pollution and ever-increasing congestion.
Climate change deniers have borrowed a page from efforts to sow confusion about the link between nicotine and cancer, the hole in the Ozone Layer, and other efforts to protect human health and the environment.
Scientists found a 'ram's horn' of ozone during a thunderstorm — and that could be exacerbating climate change.