A Mysterious Hole Keeps Opening Up in Antarctica, And
WEBMay 2, 2019 · In the early 1970s, when satellites first began snapping photos of Earth, scientists noticed a mysterious hole in one of Antarctica's seasonal ice packs, floating on the Lazarev Sea. Come summertime the gap had disappeared, and for decades the strange event went unexplained.
Why This Rare, Huge Ozone Hole Over the Arctic Is Puzzling Scientists
WEBApr 1, 2020 · The Arctic experienced an unusual cold spell this year, which tore a gaping hole in the ozone—represented by a dark blue spot—when chlorofluorocarbons were swept north.
North Pole’s Largest-ever Ozone Hole Finally Closes
WEBMay 5, 2020 · After looming above the Arctic for nearly a month, the single largest ozone hole ever detected over the North Pole has finally closed, researchers from the European Union’s Copernicus...
NASA Ozone Watch: Latest status of ozone
WEBSep 14, 2024 · What is the ozone hole? Each year for the past few decades during the Southern Hemisphere spring, chemical reactions involving chlorine and bromine cause ozone in the southern polar region to be destroyed rapidly and severely. This depleted region is known as the “ozone hole”.
2023 ozone hole ranks 12th largest on record, find NOAA and NASA
WEBNov 1, 2023 · The 2023 Antarctic ozone hole reached its maximum size at 10 million square miles (26 million square kilometers) on September 21, which ranks as the 12 th largest since 1979, according to annual satellite and balloon-based measurements made by NOAA and NASA.
NASA SVS | 2023 Ozone Hole Update - NASA Scientific …
WEBNov 1, 2023 · This map shows the size and shape of the ozone hole over the South Pole on September 21, 2023, the day of its maximum extent as calculated by the NASA Ozone Watch team. Moderate ozone losses (orange) are visible amid widespread areas of more potent ozone losses (red).
Rare ozone hole opens over Arctic — and it’s big - Nature
WEBMar 27, 2020 · A vast ozone hole — probably the biggest on record in the north — has opened in the skies above the Arctic. It rivals the better-known Antarctic ozone hole that forms in the southern...
2023 Ozone Hole Ranks 16th Largest, NASA and NOAA …
WEBNov 1, 2023 · The 2023 Antarctic ozone hole reached its maximum size on Sept. 21, according to annual satellite and balloon-based measurements made by NASA and NOAA. At 10 million square miles, or 26 million square kilometers, the hole ranked as the 12th largest single-day ozone hole since 1979.
Antarctic ozone hole is 13th largest on record and expected to …
WEBOct 27, 2021 · The 2021 Antarctic ozone hole reached its maximum area on October 7 and ranks 13th largest since 1979, scientists from NOAA and NASA reported today.
Substantial Antarctic Ozone Hole in 2021 - NASA Earth Observatory
WEBOn October 7, 2021, scientists recorded a total-column ozone concentration of 102 Dobson units, the 8th-lowest level since 1986. Prior to the emergence of the ozone hole in the 1970s, average ozone above the South Pole in September and October ranged from 250 to 350 Dobson units.
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