Sweltering or freezing: this is not normal
As I write, south-east Australia is experiencing an extraordinary heatwave. This is the second such heatwave for 2026. At the same time, a vicious polar vortex is monstering much of North America and Europe. While at this sweltering end of the world we’re enjoying photos of frozen rivers and huge snowdrifts, friends in Canada and the US are similarly enjoying pics of Australians trying to cool off under hoses. These conditions, while not unprecedented, are not normal. Yes, of course we’ve had heatwaves before, and the northern hemisphere has experienced big freezes before, but these conditions are coming more frequently and with greater intensity than ever before. This is not normal nor should it be. We can’t say we weren’t warned. Since the mid-1980s climate scientists have been warning us of climate change. The climate stats and data tell the story and we were warned in the 1990s that heatwaves would get hotter and more frequent, droughts will be longer and drier, floods ...