What Happens in Antarctica Doesn’t Stay There: Lara Williams (Correct)

We hear a lot about climate wake-up calls. Here’s one you would do well not to ignore: Antarctica had the most extreme heatwave ever recorded.

In March 2022, east Antarctica saw temperatures of up to 38.5C higher than average for the time of year. A so-called “atmospheric river” brought warm air and moisture from Australia into the heart of the frozen continent, raising temperatures to -10C (14F) from the norm of -50C (-58F). Had the UK’s 2022 heatwave — which saw the nation exceed 40C for the first time — been that severe, we would have hit 60C.

It’s just one of many extreme ...