Narwal tusks reveal mercury exposure related to climate change

Published: 31 March 2021

“Our research shows that climate change is having substantial impacts on Arctic ecosystems, with consequences for exposure to toxic pollutants like mercury,” says co-author Jean-Pierre Desforges, a...

Narwhal tusks reveal mercury exposure related to climate change

Published: 29 March 2021

In the Arctic, climate change and pollution are the biggest threats to top predators like narwhals. Studying the animals’ tusks reveals that diet and exposure to pollution have shifted over the...

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