Dark matter and lithium water: 15 big issues poised to affect oceans and coastlines

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Exposing the Big Game's avatarThe Extinction Chronicles

Seabirds flying and a shoal of fish with rocks underwater, captured via split-view above and below the water surface, in Catalonia, Spain
As ocean fishing increases, mid-depth species are increasingly being harvested.Photograph: Damocean/Getty Images/iStockPhoto

Global experts consider the impact of emerging trends on marine and coastal biodiversity

Mary Hoff for Ensia

Tue 6 Sep 2022 02.00 EDT

https://www.theguardian.com/environment/2022/sep/06/water-issues-oceans-coastlines-marine-coastal-biodiversity

In the spirit of the annual University of Cambridge–ledhorizon scan of emerging conservation issues, 30 experts from around the world last year put their heads together to brainstorm and assess the potential impacts to ocean and coastal ecosystems over the next decade of a spectrum of human activities.

Their analysis,published in July in Nature Ecology and Evolution, focuses on 15 big issues.

Fire fallout

A helicopter releases water on to a wildfire in Rethimno, Greece, that was rekindled by strong winds.
A helicopter releases water on to a wildfire in Rethimno, Greece, that was rekindled by strong winds.Photograph: Nikos Chalkiadakis/EPA

The increased frequency and severity of fires on land can have cascading impacts as wind and rain carry soot, nutrients, metals and other byproducts of burns…

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