explain the formation of fresh water lakes inhimalayan region.how is sambar lake useful
a. Most of the fresh water lakes are in the Himalayan region and are the result of the action of glaciers and ice sheets.
b Valley glaciers and ice sheets carve out hollows and troughs on the surface of the earth which are later filled with water due to snow melt.
Sambhar lake is a salt water lake, it is used for producing salt, it accounts for 9% of the country's salt production.
It also has ecological importance, as its wetland is a home to a large number of migratory birds.