Nations return to deadlocked UN climate talks Monday, with hopes that G20 leaders meeting on the other side of the world can rally support behind a deal for poorer countries. Pressure is mounting on G20 leaders to throw their weight behind the stalled process when they meet in Brazil for their annual summit.

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

The plea, made in a letter to G20 leaders from top U.N. climate official Simon Stiell, comes as negotiators at the COP29 conference in Baku struggle for a deal intended to scale up money to address the worsening impacts of global warming.

UN Secretary-General Antonio Guterres urged G20 leaders in Rio to "show leadership" on emissions cuts to rescue stalled UN climate talks in Azerbaijan. Deadlocked over a $1 trillion climate

Half way through the UN climate conference, the UN climate chief looked ahead to the gathering of the Group of 20 (G20) powers and issued a dire warning about the outlook for the globe unless changes are made.

Diplomatic tensions over global warming will take center stage at the G20 summit in Brazil this week, as negotiators at U.N. talks in Azerbaijan hit an impasse on climate finance that they hope leaders of the world's 20 major economies can break.

The UN's climate chief urged G20 leaders on Saturday to push COP29 talks towards a deal to raise money for developing nations as diplomats struggled to find common ground in marathon negotiations.Samir Bejanov,