The unprecedented heat wave influenced researchers to step outside in shorts to acknowledge the occasion.
Climate model simulations failed to simulate the anomaly,"showcasing a pathway for future model improvement in simulating extreme heatwaves," the study said.that given the forecast that Australia will have drier, warmer conditions as its summer approaches—and given the reduction in sea ice around Antarctica—another heat wave occurrence is possible.
"Usually when you get an air mass coming off Australia, it is modified by cooling waters as it nears Antarctica," Nicholls said."With the waters being warmer than normal, and the sea ice is low around Antarctica, there's a little less cooling coming from underneath."by about 3.6 degrees Fahrenheit, a rate that could triple by the end of the 21st century.
A glacier at Chiriguano Bay in South Shetland Islands, Antarctica, on November 7, 2019. A study found that Eastern Antarctica experienced the most severe heat wave on Earth in March 2022, when temperatures were 70 degrees Fahrenheit above average.However, it is not the first time that Antarctica has been subject to extreme fluctuations in temperature. Fluctuations also occurred at the Casey research station in East Antarctica in the summer of 2019-2020.
Given Antarctica's high latitudes, temperature variations are more common there than other more-populated areas. Still, researchers have expressed concern over the trajectory of Antarctica's temperatures and impacts from anticipated heat waves in the future. "Such extreme temperatures are concerning as these regions are key oases of biodiversity, where plants and animals have adapted over millennia to a specific narrow range of physical conditions," Australian Antarctic Division scientist Dirk Welsford said, according to the Antarctic portion of the State of Environment report in July 2022.
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