Last Updated: Monday, January 20, 2014, 15:19
Researchers have discovered that violence, infectious diseases and changes in climate were responsible for the collapse of the ancient Indus city of Harappa almost 4,000 years ago.
Last Updated: Wednesday, May 30, 2012, 08:45
The mysterious fall of one of the world`s first, great urban civilizations almost 4,000 years ago now seems to have a key culprit — ancient climate change.
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