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.
Many feedback loops have already started and some of those processes may already be impossible to stop, with more on the way