Q: Which geographic factor is most associated with the decline of the Indus Valley civilizations?
A: Isolation from other civilizations
There have been many theories about what caused the decline of the great Indus Valley civilizations. Today it is generally accepted that ongoing drought played a huge role in their decline.
The Aryans contributed to the Indus River Valley Civilization's downfall.
The Aryans contributed to the Indus River Valley Civilization's downfall.
The Aryans contributed to the Indus River Valley Civilization's downfall.
Waves of migration
Changes in the monsoon winds
While the Indus River itself provided water for drinking, agriculture and boats shipping freight, it was the people of the Indus Valley who made use of the river and the land to their benefit.
The Aryans contributed to the Indus River Valley Civilization's downfall.
they began their global migration in Africa
The lack of rain caused this civilization to decline because people were starving from the lack of food
Tectonic shifts caused a major river, the Sarasvati/Ghaggar river, to dry up. There were also changes in the monsoon rains which caused floods followed by droughts, so that most of the people left.
Between 2000b.c.and 1500b.c.
A decline in trade is the economic theory given for the fall of the Indus Valley civilization.