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COP31 Delivers Breakthrough on Fossil Fuel Phase-Out Timeline

After two weeks of intense negotiations, the latest UN climate summit has produced an agreement to accelerate the phase-out of unabated fossil fuels by 2040.

RBN Editorial21 June 2026
COP31 Delivers Breakthrough on Fossil Fuel Phase-Out Timeline

A Historic Agreement

The 31st UN Climate Change Conference (COP31) concluded with a landmark agreement to accelerate the phase-out of unabated fossil fuels, with developed nations committing to a 2040 target and developing nations following by 2050.

The Key Provisions

The agreement includes binding emissions targets for the power sector, a commitment to triple renewable energy capacity by 2030, and a new framework for phasing out fossil fuel subsidies. It also strengthens the Loss and Damage Fund established at COP28, with an additional $40 billion pledged by wealthy nations.

The Compromise

The deal required significant compromise from all sides. Oil-producing nations secured language allowing for continued investment in fossil fuels with carbon capture, while island nations and climate-vulnerable countries accepted a longer timeline than they had pushed for.

What Happens Next?

The agreement's strength will ultimately be judged by implementation. Each signatory nation must now translate the international commitment into domestic legislation and policy. Civil society organisations have pledged to hold governments accountable through the coming implementation phase.

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