COP29: The trillion-dollar questions to be asked at climate summit

Analysis: The fate of future climate action in the fast-growing developing world may depend on the deal worked out over the next two weeks at the COP summit in Baku, Azerbaijan.
More than 40,000 people – diplomats and negotiators, businesses and lobbyists, activists and academics – are descending on the capital of the west Asian petrostate to hash out an agreement on the scale of climate-related finance the developed world will provide over the coming years.