Countries have a 14% chance of keeping global warming below 1.5C even in the most optimistic scenario where all net-zero pledges are met, according to an analysis by the UN’s environment program. Current emissions-cutting plans put the world on course for up-to 2.9C of global warming and that’s assuming nations fulfill their unconditional commitments.
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Many feedback loops have already started and some of those processes may already be impossible to stop, with more on the way
About to 2015’s carbon levels