Question

what were the probsble causes which could have brought about an abrupt end to the indus valley civilisation​

Answer 1

Answer:

Many scholars now believe the collapse of the Indus Valley Civilization was caused by climate change. The eastward shift of monsoons may have reduced the water supply, forcing the Harappans of the Indus River Valley to migrate and establish smaller villages and isolated farms.

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Answer 2

Answer:

causes may be

a. epidemic disease

b. an earthquake

c. attack from Aryans