The financing plan, which calls for $300 billion per year in support for developing nations, was immediately assailed as inadequate by a string of delegates.

Negotiators from nearly 200 nations made a nonbinding commitment that wealthy nations would aim to provide $300 billion annually by 2035 to help poorer nations.

The COP29 talks have laid bare the divisions between wealthy governments and developing nations reeling from the costs of storms, floods and droughts fueled by climate change.