ozone
The Largest Ozone Hole Over the Arctic Has Now Closed Up
Don’t be too quick to thank the lockdowns for the healing of the ozone layer, though.
The Ozone Hole Is the Smallest It's Been Since 1982
While this is great news, scientists say it’s not a sign that the ozone layer is “on a fast track to recovery.”
Ozone Recovery Continues, But Suspected Emissions From China Slows Progress
The Montreal Protocol of 1987 continues to be a success story about international environmental cooperation.
A Bomb Squad Blew Up a University Student Science Project
Encased in Styrofoam, the ozone-measuring instrument landed on Redwood Road in Castro Valley.
China’s Construction Industry Is Putting Earth’s Ozone Layer Back At Risk
A rise in atmospheric levels of CFC-11, a substance banned by the Montreal Protocol, prompted environmental investigators to find the source.
Cars, Corruption, and Climate Change Linked to Return of Horrendous Smog in Mexico City
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.
Mexico City's Smog Problem Isn't Getting Better Because People Hate Public Transit
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.
Paragliding in New Zealand Is Extreme
Warning: You may have trouble sticking it out for the rest of the day at the office.
Meet the 'Merchants of Doubt' Who Sow Confusion about Tobacco Smoke and Climate Change
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.
Extreme Thunderstorms Might Be Making Climate Change Worse
Scientists found a 'ram's horn' of ozone during a thunderstorm — and that could be exacerbating climate change.