We're now building a clock at the Anchorage Museum that reflects the total flow of several major Alaskan rivers, which are sensitive to local and global environmental changes.

我们现在正在安克雷奇博物馆建造一个反映阿拉斯加几条主要河流总流量的时钟，这些河流对当地和全球环境变化非常敏感。