Dams, climate change push Indus river dolphins to the brink of extinction | Video
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Dams, climate change push Indus river dolphins to the brink of extinction | Video(Updated: )
The Indus river dolphin is one of the world’s rarest mammals, and the second-most endangered freshwater river dolphin. Though rescue efforts in Pakistan have helped to boost their numbers, climate change and the building of dams continue to threaten their long-term survival. Michelle Mohiyuddin with more.