https://www.thelocal.ch/20170217/swiss-study-snow-to-largely...

https://ethz.ch/en/news-and-events/eth-news/news/2018/02/no-...

>In an initial phase, climate change will actually cause the runoff to increase, as water stored as ice is released. However, if the glacier becomes too small, it will reach a tipping point, which we call “peak water”.

>Our study highlights the “hot spots” where retreating glaciers will cause water shortages in future.

But hey maybe you know some other mysterious ways water is stored in in mountains.