Topic
Glacial Geology
2 questions tagged Glacial Geology — spanning every one of the seven Ws.
why
Why do glaciers carve U-shaped valleys?
Glaciers carve U-shaped valleys because thick ice erodes both the floor and sides of a valley as it moves. This creates a wide, flat-bottomed valley with steep walls.
Earth ScienceGlacial Geology
how
How do erratic boulders end up far from their original source?
Glaciers carry huge rocks embedded in the ice and drop them when the ice melts.
Earth ScienceGlacial Geology