A different unsafe case happens when a glacier flows across a stream or river, creating a dam which can entice a large amount of drinking water. In spring 1986, Hubbard Glacier in Alaska surged and blocked the outlet of Russell Fjord, entrapping a substantial lake. Fjords, glaciated valleys, and horns https://918kiss76420.glifeblog.com/34938023/the-fact-about-kiss918-that-no-one-is-suggesting