Ozone hole | Stats NZ
The ozone hole is an area of reduced ozone (below 220 Dobson units (DU)) that forms over Antarctica. In winter, low temperatures over Antarctica form polar stratospheric clouds. Ozone …
Ozone holes & UV radiation - New Zealand Geographic
Nov 26, 2020 · NIWA's Richard Querel talks about the ozone hole, including this year's large one, and Ben Liley explains why NZ has such high UV levels.
NASA Ozone Watch: Latest status of ozone
4 days ago · View the latest status of the ozone layer over the Antarctic, with a focus on the ozone hole. Satellite instruments monitor the ozone layer, and we use their data to create the images …
Ozone hole | Stats NZ
The ozone hole reaches its maximum annual size, and minimum ozone concentration, during the Southern Hemisphere spring.
Largest Antarctic ozone hole in years: What will it mean for NZ?
The ozone hole over Antarctica has swollen to its largest size and deepest level in years - but it's not yet clear what that might mean for stormy weather and sunburn risk here in New Zealand.
The ozone is slowly healing decades after humans destroyed it
Jan 12, 2023 · The hole in the ozone layer is slowly closing up. The ominous hole is the reason New Zealanders are told they can get sunburnt faster than in other places and why the country …
Scientists said the ozone hole was recovering. That good news was ... - CNN
Nov 21, 2023 · But the hole, which grows over the Antarctic during spring before shrinking again in the summer, reached record sizes in 2020 to 2022, prompting scientists in New Zealand to …
The ozone hole above Antarctica will keep opening up each …
Sep 8, 2024 · At this time of year, as the sun rises over Antarctica, a "hole" opens up in Earth's ozone layer. The ozone layer is a vital planetary boundary that protects all life on Earth from …
The end of the ozone hole - New Zealand Geographic
The ozone hole over Antarctica has formed every year in spring since 1985, when it was first reported. The culprit is human-made chlorofluorocarbons, or CFCs, which have risen to the …
Atmospheric ozone | Stats NZ
Approximately 90 percent of atmospheric ozone is found in the stratosphere, 10–50 kilometres above Earth’s surface, in what is known as the ozone layer. Ozone is produced when high …