A corrie is an armchair-shaped hollow found on the side of a mountain. This is where a glacier, a massive river of flowing ice, forms. Glaciers form the corrie when more and more snow piles up.

A recent study has unveiled a troubling trend in the Eastern Himalayas, where 110 glaciers in Arunachal Pradesh have vanished over the past 32 years. Conducted by researchers from Nagaland University ...