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Climate crisis: The 1.5C threshold explained

In any conversation about climate change, the figure "1.5C" is rarely far from the discussion. But when people talk about "1.5C," what do they really mean? How do we measure it? And where did the figure come from? Is it the right target to be aiming for? And if we overshoot it, will we be able to come back below 1.5C again? Ahead of the climate summit in Dubai, we take a look at some of the questions around this key climate change figure.

November 30, 2023

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