Activists rallied around a shared feeling of exclusion from the formal COP process, and concerns that the solutions that come out of it are harming their communities.

A group of high-level climate diplomats — including Christiana Figueres, who led the UN climate talks in Paris in 2015 — released an open letter Friday in the midst of COP29 calling for urgent reform of the summit process.

COP29, this year's biggest environmental conference, is now underway. Here is how leaders from around the world are coming together to advance global climate efforts.

"However, we cannot forget the fact that the current climate situation of the world is the result of the industrial policies of (a) few developed countries and developing states shall not be deprived of their right to development because of what others have done.

A coalition of world leaders from industrialized nations and climate-vulnerable countries at the UN Climate Change Conference in Baku called for more ambitious climate funding on Wednesday. "Trillions of dollars are required.