Freshwater ecosystems have a high level of biodiversity, but they are among the world’s most threatened ecosystems (IMAGE)

Hun-Ren Ökológiai Kutatóközpont

Freshwater ecosystems have a high level of biodiversity, but they are among the world’s most threatened ecosystems

Caption

Biodiversity in river systems from 22 European countries increased significantly over a period from 1968 to 2020 - but this trend has stagnated since the 2010s.

Credit

Photo by Senckenberg

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CC BY-NC-ND

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