A group of conflict-affected countries is pushing at COP29 to double financial aid to more than $20 billion a year to combat the natural disaster and security crises facing their populations, a letter seen by Reuters showed.

The US election victory of Donald Trump - a known climate sceptic - could also prove to be a distraction, and some important leaders are not attending. COP29 is the world's most important meeting on climate change. It is led by the UN, and the 2024 event, the 29th such gathering, runs from 11-22 November.

"You owe us!" screamed a protest banner at the COP29 summit in Azerbaijan, where negotiations over how much rich nations most responsible for climate change should pay poorer ones are

Countries at the COP29 summit tried to make progress on how to raise up to $1 trillion in climate finance for the world's most vulnerable, as political tensions overshadowed the talks and Argentina on Thursday pulled its delegation from Baku.