Mega-droughts, not one collapse, shaped Indus Valley's slow fade, research shows
Published on: Nov. 28, 2025, 6:22 a.m. | Source: Telegraph India
The study by researchers at the Indian Institute of Technology, Gandhinagar, and two US universities has suggested rainfall declined by 10 to 20 per cent across the Indus Valley region during those four droughts that occurred between 4,450 and 3,400 years ago
