WebThe stratospheric ozone layer protects life on Earth by absorbing ultraviolet light, which damages DNA in plants and animals (including humans) and leads to skin cancer. Prior to 1979, scientists had not observed concentrations below 220 Dobson Units. Web24 de fev. de 2024 · The ozone layer effectively blocks almost all solar radiation of wavelengths less than 290 nm from reaching Earth’s surface, including certain types of ultraviolet (UV) and other forms of radiation …
Rebuilding the ozone layer: how the world came together for the ...
Web27 de mar. de 2024 · A large hole in the ozone layer is continuing to heal, helping weather systems in the southern hemisphere to go back to normal, according to a study from the University of Colorado Boulder. Our ... Web14 de jan. de 2024 · It's good news for the ozone layer - United Nation scientists have found that it's recovering, and could completely heal in a matter of decades. games that roast cheaters
Antarctic Ozone Hole: 1979 to 2008 - NASA
Web20 de set. de 2024 · On September 20, 2024, the annual ozone hole reached its peak area at 24.8 million square kilometers (9.6 million square miles), roughly three times the size of the continental United States. Scientists also detected the near-complete elimination of ozone for several weeks in a 6-kilometer (4-mile) high column of the stratosphere near … Web2 de ago. de 2016 · Here, they said, was the first, clear evidence that the ozone layer had begun to heal. So how did this happen? It is a story that involves dogged scientific endeavour, ... Web10 de nov. de 2024 · In the 1980s, a team of scientists shocked the world when they detected a hole in the layer. In 1977, 24-year-old Jonathan Shanklin saw an advert for a job at British Antarctic Survey (BAS), which read: Wanted: physicist with an interest in meteorology and programming skills. Feeling he ticked the boxes, Shanklin applied and … games that require the most ram