GWYNNE DYER: A little hope on climate change?

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Stan Rogers Folk Festival 2024: 27 years of music and community | SaltWire #festival #music #nsInterviewing 100 climate scientists – proper in-depth interviews, two cameras, lights, the lot – is a crash course in coping strategies.

But it has got a bit better: five years ago, everybody was still pretending that we were going to fix all this just by cutting our greenhouse gas emissions. This could mean that the ocean currents have reorganized so that they are returning to the surface some of the heat that they previously absorbed. If so, we are in deep trouble, because the oceans have buried 90 per cent of the extra heat produced by human activities in their depths.The climate is chaotic, so this could still be a false alarm: both the air and ocean temperatures might yet return to the ‘new normal’.

"We have to hold the temperature down while we work on our emissions – even if that means doing it artificially." That is ‘runaway’ territory, so we have to hold the temperature down while we work on our emissions – even if that means doing it artificially.

 

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