Why brahmaputra in its tibetan part has less silt despite longer course?

Answer 1

The Brahmaputra river, which is known as Tsangpo in Tibet, receives very little volume of water in Tibet so; it has very little silt there. On the other hand, this river when enters India it passes through such a region which receives heavy rainfall. As such in India, in India it carries a large volume of water and larger amount of silt.

Answer 2

The Brahmaputra in its Tibetian part has less silt despite its longer course because that area is vry cold & dry,also the volume of water it contains is less...

Answer 3

in Tibet the Brahmaputra carries a smaller volume of water and less silt as it is a cold and dry area

Answer 4

In Tibet the river Brahmaputra carries a smaller volume of water and less silt as it is a cold and dry area.