全球近四分之一的淡水物种由于各种人为威胁而面临灭绝的危险。 Nearly a quarter of freshwater species globally are at risk of extinction due to various human-induced threats.

一项新的研究警告说,世界上将近四分之一的淡水物种,包括鱼类、昆虫和甲壳类动物,面临灭绝的危险。 A new study warns that nearly a quarter of the world's freshwater species, including fish, insects, and crustaceans, are at risk of extinction. 这些物种占地球表面不到1%,面临污染、水坝、水开采、农业、入侵物种和气候变化的威胁。 These species, which inhabit less than 1% of Earth's surface, face threats from pollution, dams, water extraction, agriculture, invasive species, and climate change. 这项研究评估了23 000多个物种,突显了保护这些重要生态系统的养护努力的迫切必要性。 The research, assessing over 23,000 species, highlights the urgent need for conservation efforts to protect these vital ecosystems.