This year’s U.N. climate summit, COP30, opened with a moment that should have set the tone for a new era. Brazil’s President Luiz Inácio Lula da Silva declared it the “COP of Truth,” rooted in the ...

The Conference of the Parties, or COP, gathers leaders, negotiators, scientists, and campaigners each year to discuss how the world can deal with its changing climate. For thirty years, the event has ...

Thirty years of climate diplomacy have institutionalized ambition, but not delivery or coherence. Multilateral institutions are under review — from the International Seabed Authority to the United ...

This was a COP held in the Amazon and while a fund for future forests was announced early on in the COP process, this was a voluntary measure and it didn't attract all the funding that it might have.

The annual UN climate change conference held in Brazil last year, known as COP30, concluded without a clear roadmap to phase out fossil fuels. It also laid bare a question that has long haunted ...

General Plenary Session of Leaders at the United Nations Climate Change Conference in Belém, Brazil, on Nov. 7, 2025. Credit - COP 30 Press Office/ handout/Anadolu—Getty Images This year’s U.N.