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The UN says only 64 countries have submitted new plans to cut carbon, despite all being required to do so ahead of next month's COP30 summit.
Added together these national pledges would fail to keep the world from warming by more than 1.5C, a key threshold to very dangerous levels of climate change.
While the review does display progress in curbing carbon emissions , the projected fall is not nearly enough to stop temperatures surging past this global target.