专家警告说, 在国际秩序的变化和美国领导层不确定性中, 全球合作面临挑战. Experts warn global cooperation faces challenges amid shifting international order and U.S. leadership uncertainty.

美国主要智库的专家讨论了全球合作面临的挑战, Experts from major U.S. think tanks discussed challenges to global cooperation amid a shifting international order. 指出中国在稳定排放方面取得的进展, 并倡导欧盟碳边界调整等工具. Kimberly Clausing highlighted the Paris Agreement's reliance on moral persuasion, while noting China's progress in stabilizing emissions and advocating for tools like the EU's carbon border adjustment. 美国领导层的信心会减弱, 而盟友对冲策略将会有所削弱. Lawrence Freedman warned of weakening confidence in U.S. leadership, with allies hedging strategies, while Karlin and Rovner cited recent U.S. military actions as heightening instability. 两次论坛强调, 包括性解决方案和谨慎执行对于成功至关重要. Both forums emphasized that inclusive solutions and careful execution are critical to success.