Nov. 21, 2023 — Despite public perception, the Antarctic ozone hole has been remarkably massive and long-lived over the past four years; researchers believe chlorofluorocarbons (CFCs ...

The oceans absorb roughly 25% of the CO₂ emitted by human activities, which leads to a chemical reaction ... The ozone layer protects life on Earth from harmful ultraviolet (UV) radiation. Chemicals ...

The prevailing gas compression technologies use gases such as CFC which eventually destroys our ozone layer. The solid-state refrigeration ... of lowering energy barriers for industrial chemical ...

Primatene Mist was taken off the market in the United States in 2011 because it contained chlorofluorocarbon (CFC) propellants, which are known to deplete the ozone layer ... asthma symptoms and ...

The ozone hole over the Antarctic could fully mend by 2066, according to the National Oceanic and Atmospheric Administration ...

The ozone hole above the Antarctic is repairing It's on track to be fully mended by 2066 The improvement is partially linked to reduced CFC emissions The ozone hole above the Antarctic is ...

In 2024, the ozone hole over the Antarctic showed a notable reduction in size, ranking as the seventh smallest since monitoring began post-Montreal Protocol. This improvement is credited to ongoing ...

The improvement is due to a combination of continuing declines in harmful chlorofluorocarbon (CFC) chemicals, along with an unexpected infusion of ozone carried by air currents from north of the ...

Adopted 35 years ago, the Montreal Protocol remains a groundbreaking environmental agreement, credited with saving millions ...

For the first time, researchers have observed how bromoform rearranges its atoms in less than a trillionth of a second after ...

Although that is still significant, it is the 20th smallest hole since records began in 1979 and the seventh smallest since ozone-depleting CFCs were banned under the Montreal agreement.