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UN climate adviser Selwyn Hart urges speed and scale ahead of COP30

United Nations · February 22, 2026
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

Selwyn Hart, the UN secretary-general's special adviser on climate action, told an SDG Media Zone audience that progress since the Paris Agreement is real but too slow, urged ambitious NDCs at the Climate Ambition Summit and emphasized nature-based solutions and a just transition—particularly for Africa's energy access.

Selwyn Hart, the United Nations secretary-general’s special adviser on climate action, said Tuesday that the world has made measurable progress since the 2015 Paris Agreement but must accelerate sharply ahead of COP30 to meet the 1.5°C goal.

Hart told a session at the SDG Media Zone at UN Headquarters that the global trajectory has improved since Paris—from a roughly 4°C path to about 2.6°C based on submitted national climate plans—but that “each year of insufficient action” widens the remaining gap. He urged leaders attending the secretary-general’s midweek Climate Ambition Summit to present new, ambitious nationally determined contributions (NDCs) as soon as possible.

“The summit’s primary objective is for countries to either present or announce their new NDCs,” Hart said. He added that the G20 — the 20 largest economies that…

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