自2000年以来,由于杀虫剂、气候变化和生境丧失,美国蝴蝶种群减少了22%。 Butterfly populations in the U.S. have declined by 22% since 2000 due to insecticides, climate change, and habitat loss.

美国的蝴蝶人口自2000年以来减少了22%,每年下降1.3%。 Butterfly populations in the U.S. have dropped by 22% since 2000, with a 1.3% annual decline. 根据对35个监测方案进行的76,957项调查的数据,在《科学》中发表的研究报告发现,下降与杀虫剂、气候变化和生境损失有关。 Based on data from 76,957 surveys across 35 monitoring programs, the study, published in Science, found that declines are linked to insecticides, climate change, and habitat loss. 研究人员强调需要保护努力,以保护这些授粉者,这对于生态系统和农业至关重要。 Researchers emphasize the need for conservation efforts to protect these pollinators, which are crucial for ecosystems and agriculture.