美国的森林面临因干旱、炎热和害虫而导致的树木死亡加速,威胁到生态系统和气候稳定。 U.S. forests face accelerating tree death from drought, heat, and pests, threatening ecosystems and climate stability.

美国森林广泛存在的树木死亡率正在加速上升,科学家报告说,由于长期干旱、气温上升和入侵性虫害,出现了前所未有的损失。 Widespread tree mortality is accelerating across U.S. forests, with scientists reporting unprecedented losses due to prolonged drought, rising temperatures, and invasive pests. 甚至偏远和保护区也正在经历重大死亡,表明生态危机在加深。 Even remote and protected areas are experiencing significant die-offs, signaling a deepening ecological crisis. 研究人员警告说,森林恢复正在减慢,威胁生物多样性、水循环和碳固存。 Researchers warn that forest recovery is slowing, threatening biodiversity, water cycles, and carbon sequestration.