Question

2. What led to the decline of the civilisation?​

Answer 1

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.

Answer 2

Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.