Heads of state arriving in Rio de Janeiro on Sunday for the G20 summit will spend Monday and Tuesday addressing issues from poverty and hunger to the reform of global institutions. Still, the ongoing U.N. climate talks have thrown a spotlight on their efforts to tackle global warming.

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.

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,

The United Nations’ (UN) climate chief urged Group of 20 (G20) nations on Saturday to push COP29 negotiations toward a deal to raise money for developing nations, warning there was a "long way to go"

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

The UN's climate chief urged G20 nations on Saturday to push COP29 negotiations towards a deal to raise money for developing nations, warning there

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. The plea,