Summary

Renowned climate scientist James Hansen warns that limiting global warming to 2°C is no longer possible due to underestimated climate sensitivity and reduced sun-blocking pollution from ships.

His study suggests warming could hit 2°C by 2045, increasing extreme weather and accelerating ice melt. The research challenges IPCC models, arguing for a higher climate sensitivity estimate.

Hansen calls for carbon taxes, nuclear energy, and geoengineering research.

He warns of an Atlantic ocean current collapse within 20-30 years.

    • msage@programming.dev
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      1 hour ago

      That’s what I’m missing - we knew decades ago what happens after we hit 2C…

      This, just like the current US collapse, it is just maddening to look at. Watching the bus drive off the cliff without even stepping off the gas and nobody batting an eye… I don’t know how much more I can take.

      (not an american btw)