https://blog.wongcw.com/2021/01/30/%e7%96%ab%e6%83%85%e4%b9%8b%e4%b8%8b%e5%85%a8%e7%90%83%e6%b8%9b%e6%8e%92%ef%bc%8c%e4%bd%86%e6%b2%92%e6%9c%89%e9%a0%90%e6%9c%9f%e9%82%a3%e9%ba%bc%e5%a4%9a/
疫情之下全球減排,但沒有預期那麼多