Exceeding 1.5°C must not mean abandoning the goal. UNEP explains five things to know about climate overshoot and the choices that will shape what happens next.

Climate change is expected to alter oceanic circulation, with the Atlantic Meridional Overturning Circulation (AMOC) at risk of collapse. This work shows that the stability of the AMOC is dependent on the rate of atmospheric CO2 change rather than having a fixed threshold.

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