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The Guardian - AU
The Guardian - AU
National
Donna Lu Science writer

What do the ‘supercharged’ northern hemisphere heatwaves mean for the Australian summer?

Andrew King Australia Sarah PerkinsKirkpatrick an El Niño El Niño Europe
A bushfire rages near Nowra
A bushfire rages near Nowra in late December 2019. Australia has warmed by 1.4C over the past century, compared with a global average of 1.1C. Photograph: Saeed Khan/AFP/Getty Images

Major heatwaves are under way across much of the northern hemisphere.

Canada has faced its worst wildfire season in history. Tourists have flocked to California’s Death Valley where temperatures reached a near-world record of 53.3C on Sunday.

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