Satellite reentry can release nitrogen oxides and alumina, impacting the ozone layer and stratosphere. Alternatives like Design for Non-Demise and controlled reentry aim to reduce environmental and ...

Explore the pivotal history of ozone layer depletion, from the groundbreaking 1974 research of Mario Molina and Sherwood ...

It wasn’t all doom and gloom in 2025. There were positive developments globally science and climate, in particular.

An international assessment report provides definitive statements on the atmospheric impacts from a huge volcanic eruption in ...

The NOAA and NASA agencies have reported that the hole in the ozone layer above Antarctica is this year the fifth smallest ...

Scientists believe if the trend continues, the ozone layer is expected to recover later this century. The Antarctic ozone layer is showing signs of recovery, reaching an annual maximum of 8.83 million ...

Antarctica's ozone hole is showing significant recovery, appearing smaller and breaking up earlier this year. Scientists attribute this positive trend to global efforts under the Montreal Protocol, ...

Efforts to limit ozone-depleting chemical compounds had a significant impact. The ozone hole over the Antarctic is significantly smaller in 2025 than in previous years, ranking as the fifth-smallest ...

As private companies race to make spaceflight routine, Earth’s upper atmosphere has become an unintended testing ground. Each launch is a triumph of human ingenuity, but behind that brilliance lies a ...

Throughout the 1980s, chlorofluorocarbons, or CFCs, were everywhere — from spray paint and hairspray to refrigerators and air conditioners. There was one problem: Research at the time revealed the ...

And now for a spot of good news: the protective layer of ozone continues to heal, with the hole in our stratospheric shield having shrunk to a smaller size in 2024 than in the period between 2020-2023 ...