How rockslides are threatening mountain villages in Switzerland

Climate change is causing the Swiss Alps to literally crumble away, presenting an existential threat to historic mountain villages. Rising temperatures are rapidly melting the region’s sub-surface permafrost—the permanently frozen rock and sediment that acts as a natural "glue" holding the mountains together.Become a supporter of this podcast: https://www.spreaker.com/podcast/deep-insight--6597619/support.Don't miss our episode. Follow us for update newsday for you, smart netizen.