In the letter, countries from Europe, Latin America, Asia and various Pacific Island states said they could not accept a COP outcome without a clear roadmap for a just and orderly energy transition.
They argued that the draft does not meet the criteria of a credible conference outcome.
According to the latest version obtained by Western media, the text does not mention fossil fuels, despite host President Luiz Inacio Lula da Silva repeatedly identifying fossil-fuel transition as a priority.