We're in this together, Earth's leaders told each other at the UN. But how does that work, exactly?
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Algeria's Minister of Foreign Affairs Ahmed Attaf addresses the 81st session of the United Nations General Assembly at United Nations headquarters, Monday, Sept. 28, 2026. (AP Photo/Yuki Iwamura)
El Salvador's Minister of Foreign Affairs Alexandra Hill Tinoco addresses the 81st session of the United Nations General Assembly at United Nations headquarters, Monday, Sept. 28, 2026. (AP Photo/Yuki Iwamura)
Algeria's Minister of Foreign Affairs Ahmed Attaf is escorted to the podium to address the 81st session of the United Nations General Assembly at United Nations headquarters, Monday, Sept. 28, 2026. (AP Photo/Yuki Iwamura)
Sri Lanka's Minister of Foreign Affairs Vijitha Herath addresses the 81st session of the United Nations General Assembly at United Nations headquarters, Monday, Sept. 28, 2026. (AP Photo/Yuki Iwamura)
Samoa's Deputy Prime Minister Mulipola Anarosa Ale Molioo addresses the 81st session of the United Nations General Assembly at U.N. headquarters Friday, Sept. 25, 2026. (AP Photo/Frank Franklin II)
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Algeria's Minister of Foreign Affairs Ahmed Attaf addresses the 81st session of the United Nations General Assembly at United Nations headquarters, Monday, Sept. 28, 2026. (AP Photo/Yuki Iwamura)