A deal on finance for the poor and vulnerable is the core focus at Cop29, and campaigners have expressed frustration at the slow progress. Bowen said the finance goal needed to cover what he called “the big three” issues: the quantum,

The U.N.'s climate chief called on leaders of the world's biggest economies on Saturday to send a signal of support for global climate finance efforts when they meet in Rio de Janeiro next week, to help trigger a deal at COP29 talks.

With negotiations on climate finance in Baku at a standstill, leaders are turning to the G20 meeting in Brazil for a breakthrough .