"The spotlight is naturally on the G20. They account for 80 percent of global emissions," U.N. Secretary General Antonio Guterres told reporters in Rio de Janeiro. He expressed concern about the state of the COP29 talks in Baku and called on G20 leaders to do more to fight climate change.

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

António Guterres says succesful outcome at Cop29 is still ‘within reach’ but only with ‘leadership’ from world’s most powerful countries

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.