Ultrasound Scans for River Dolphins | Environment| All topics from climate change to conservation | DW | 05.01.2018
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Environment

Ultrasound Scans for River Dolphins

The Amazonian pink river dolphin is under threat. Hydroelectric power stations block their routes, and mercury from the gold mines poisons their organs. Until now there's been little data about the status of the population, but WWF wants to change that.

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