International Atomic Energy Agency Director General Rafael Mariano Grossi walks outside the venue for the COP29 U.N. Climate Summit, Tuesday, Nov. 12, 2024, in Baku, Azerbaijan. (AP Photo/Peter Dejong)

International Atomic Energy Agency Director General Rafael Mariano Grossi speaks to the media at the COP29 U.N. Climate Summit, Tuesday, Nov. 12, 2024, in Baku, Azerbaijan. (AP Photo/Peter Dejong)

International Atomic Energy Agency Director General Rafael Mariano Grossi speaks to the media at the COP29 U.N. Climate Summit, Tuesday, Nov. 12, 2024, in Baku, Azerbaijan. (AP Photo/Peter Dejong)