By Gloria Dickie and Kate Abnett (Reuters) -Nearly 200 countries will gather next week for the U.N. climate summit, COP29. Reaching a consensus for a deal among so many can be difficult. Here are some of the major players and negotiating blocs involved in the COP29 summit starting Nov.

The central focus of COP29 negotiations is on a bigger target for climate finance – the money rich nations provide poor nations to help with their energy transition and climate resilience.

Optimism at COP29 is in short supply as the world’s largest economies have shown little appetite to increase their financial contributions to support green transitions for developing countries and to