Activist Greta Thunberg attends a news conference at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
California Gov. Gavin Newsom speaks during a session at the America Is All In Pavilion at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
California Gov. Gavin Newsom speaks during a session at the America Is All In Pavilion at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
COP31 President Murat Kurum attends a plenary session at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
Andy Burnham, British prime minister, speaks during a plenary session at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
People wait in line at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
People wait in line at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
Turkey President Recep Tayyip Erdogan speaks at the COP31 U.N. Climate Summit, Wednesday, Nov. 11, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
Turkey President Recep Tayyip Erdogan speaks at the COP31 U.N. Climate Summit, Wednesday, Nov. 11, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)
Turkey President Recep Tayyip Erdogan speaks at the COP31 U.N. Climate Summit, Wednesday, Nov. 11, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)