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Articles sur Oceans

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Seabirds like this sooty shearwater can drown when they become tangled in drift nets and other fishing gear. Roy Lowe, USFWS/Flickr

Sharks, turtles and other sea creatures face greater risk from industrial fishing than previously thought − we estimated added pressure from ‘dark’ fishing vessels

The toll on wildlife from illegal fishing, bycatch and entanglement in fishing gear is likely underestimated, because it doesn’t account for ‘dark’ fishing vessels, a new study finds.
So much ocean plastic originates from sources on land, but once floating in the sea it poses a risk to marine wildlife and habitats. Rich Carey/Shutterstock

Five hotspots where floating plastic litter poses the greatest risk to North Atlantic marine life – new study

As it travels around the ocean, plastic litter can harm wildlife and marine habitats in many ways. This study highlights five key hotspots where floating plastic poses the biggest risk.
Too much fresh water from Greenland’s ice sheet can slow the Atlantic Ocean’s circulation. Paul Souders/Stone via Getty Images

Atlantic Ocean is headed for a tipping point − once melting glaciers shut down the Gulf Stream, we would see extreme climate change within decades, study shows

Scientists now have a better understanding of the risks ahead and a new early warning signal to watch for.
Blue sharks are popular targets of a catch-and-release fishery along the southern coast of England. Vladimir Turkenich/Shutterstock

How trophy fishing can have a sustainable future

Trophy fishing is a big threat to some of the most threatened species of fish, but there are ways to adapt the sport with marine conservation in mind.
The bow of the U.S. Coast Guard cutter Duane, a decommissioned ship deliberately sunk off Florida to serve as an artificial reef. Stephen Frink via Getty Images

Not all underwater reefs are made of coral − the US has created artificial reefs from sunken ships, radio towers, boxcars and even voting machines

Artificial reefs are structures that humans put in place underwater that create habitat for sea life. A new study shows for the first time how much of the US ocean floor they cover.

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