Permafrost = layers of dirt and layers of water. Here seems to be a lot more water than dirt. Ten meters above the cave are people’s houses. Now you know why they build them on stilts. They are screwed if the ground melts under the houses … Reply ↓
Permafrost = layers of dirt and layers of water. Here seems to be a lot more water than dirt. Ten meters above the cave are people’s houses. Now you know why they build them on stilts. They are screwed if the ground melts under the houses …