Story perspectives

Climate Crisis: Droughts Led to Indus Valley Civilization's Fall

12/1/2025

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Summary

Story summary

A study published in Communications Earth & Environment shows droughts contributed to the Indus Valley Civilization's decline.
The Indus Valley Civilization thrived between 5,000 and 3,500 years ago in present-day Pakistan and northwest India.
Researchers identify four drought periods, each lasting over 85 years, with rainfall dropping and temperatures rising.
The environmental stress pushed communities from urban centers to areas with more reliable water sources, implying a gradual, climate-driven decline.

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Story summary

A study published in Communications Earth & Environment shows droughts contributed to the Indus Valley Civilization's decline.
The Indus Valley Civilization thrived between 5,000 and 3,500 years ago in present-day Pakistan and northwest India.
Researchers identify four drought periods, each lasting over 85 years, with rainfall dropping and temperatures rising.
The environmental stress pushed communities from urban centers to areas with more reliable water sources, implying a gradual, climate-driven decline.