France has in effect boycotted the COP29 UN climate summit in Azerbaijan after an attack by the host country president, laying bare a divide between the two nations at negotiations where guest lists are dominated by regional neighbours and oil and gas interests have been defended.

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.

"Let us ask ourselves, what if this was my home, my family? This shared sense of humanity should inspire us to work towards tangible, transformative outcomes over the coming days, ensuring that COP29 concludes with meaningful progress.

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.

The U.N.’s annual climate conference has swelled over three decades, with governments, fossil fuel interests and others vying for influence.

The main task for nearly 200 countries at the U.N.'s COP29 climate summit is to broker a deal that ensures up to trillions of dollars in financing for climate projects worldwide.

A focus of this year's annual climate event will be striking a new deal onpossibly worth trillions—helping poor countries in the green transition.