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Aug 01, 2024
The long-lasting heatwave is an “eye-opening sign that climate change is starting to really transform the planet,” a climate scientist said.
Antarctica is experiencing its second extreme heatwave in the last three years, with temperatures more than 50°F higher than normal, The Washington Postreported Wednesday.
The heatwave is notable not just for its intensity but also its timing and duration: It’s hit during Antartica’s winter and is expected to last. Temperatures of 36°F to 50°F above average are expected to persist up to 10 days, and July temperatures were already well above average before it began. The spiking temperatures were also spread across a large area, covering much of the continent, scientists said.
The world has faced exceptionally high temperatures in the last year, with 13 straight monthly heat records and counting, and the poles are warming at roughly twice the rate of the global average. Scientists say the changing conditions around Antarctica have increased the likelihood of higher winter temperatures on the continent.
“It is likely that having less sea ice and a warmer Southern Ocean around the Antarctic continent ‘loads the dice’ for warmer winter weather over Antarctica,” Edward Blanchard, an atmospheric scientist at the University of Washington, told the Post.
Scientists warned that this heatwave was a sign of what’s to come as the planet heats up thanks primarily to fossil fuel emissions.
“This historic warm spell in East Antarctica is an ominous example of the temperature spikes this polar climate could experience more of in a warming world,” the Post reported.
Jonathan Overpeck, a climate scientist at the University of Michigan, saidon social media that the heatwave is an “eye-opening sign that climate change is starting to really transform the planet.”
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