研究显示,包括鸭子在内的北美鸟类数量在50年中暴跌了一半以上。 North American bird populations, including ducks, have plummeted by over half in 50 years, study shows.

一份新报告显示,北美鸟类数量大幅下降,在过去50年中,至少有112种物种减少了一半以上。 A new report reveals a significant decline in North American bird populations, with at least 112 species losing over half their numbers in the past 50 years. 自2017年以来,由于生境丧失和干旱影响大平原湿地,鸭子在保护方面曾经取得成功,但自2017年以来,其人口减少了约30%。 Ducks, once a conservation success, have seen their populations drop by about 30% since 2017, due to habitat loss and drought affecting wetlands in the Great Plains. 报告强调,迫切需要为保护这些物种及其生境开展养护努力。 The report highlights the urgent need for conservation efforts to protect these species and their habitats.