It's not threatening the Alps. It's threatening the tourism industry in the Alps - which itself is threatening the Alps.<p>So, IMHO, not really a bad thing in the long run.<p>Yes, many of these places currently rely on tourism as their primary source of income. So yes, they will have to change and find other sources or accept that people move away from these places.<p>I live in Switzerland. This year, we had mosquitos on January 1st. WTF?