Simon Stiell, United Nations climate chief, left, Mukhtar Babayev, COP29 President, center, and Yalchin Rafiyev, Azerbaijan’s COP29 lead negotiator, talk ahead of a plenary session at the COP29 U.N. Climate Summit, Sunday, Nov. 24, 2024, in Baku, Azerbaijan. (AP Photo/Rafiq Maqbool) BAKU, Azerbaijan — Countries agreed on a deal to inject at least $300 billion […]