https://blog.wongcw.com/2022/11/09/%e6%b5%b7%e7%8b%b8%e5%bb%ba%e9%80%a0%e7%9a%84%e6%b0%b4%e5%a3%a9%e5%8f%af%e8%83%bd%e6%9c%89%e5%8a%a9%e6%96%bc%e6%b8%9b%e8%bc%95%e6%b0%a3%e5%80%99%e8%ae%8a%e5%8c%96%e5%b0%8d%e6%b0%b4%e8%b3%aa%e7%9a%84/
海狸建造的水壩可能有助於減輕氣候變化對水質的損害