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Story summary
- UN Secretary-General António Guterres warned that current policies project 2.8 °C warming by 2100.
- UN Environment Programme says emissions must fall 18 % from 2025 levels by 2030.
- UNEP adds cuts of 45 % by 2035 and 69 % by 2040 are required.
- National climate plans would achieve only 5-8 % cuts by 2030 and 11-15 % by 2035.
- Full pledge implementation limits warming to 2.6 °C by 2100, still above targets.