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Articles sur Oceans

Affichage de 401 à 420 de 692 articles

Great white photobomb. George T. Probst/NOAA/Flickr

Ocean life: 5 essential reads

The world’s oceans are home to innumerable life forms, from sponges to sea lions, and scientists have many creative ways of studying them.
Furious winds keep the McMurdo Dry Valleys in Anarctica free of snow and ice. Calcites found in the valleys have revealed the secrets of ancient subglacial volcanoes. Stuart Rankin/Flickr

Volcanoes under the ice: melting Antarctic ice could fight climate change

Melting ice from Antartica could feed vast plankton blooms, trapping carbon in the ocean. To understand this complex mechanism, researchers looked at volcanoes deep under glaciers.
A shark’s nose is chemosensory only, and it doesn’t join up to the back of the throat like ours does. Flickr/Leszek Leszczynski

Curious Kids: Do sharks sneeze?

Sharks can’t sneeze like we do, but they can do other cool tricks – like making their stomach stick out of their mouth to get rid of unwanted stuff.
The researchers found nearly 38 million pieces of plastic rubbish on Henderson Island, in one of the remotest parts of the ocean. Jennifer Lavers

This South Pacific island of rubbish shows why we need to quit our plastic habit

Plastics pose a major threat to seabirds and other animals, and most don’t ever break down - they just break up. Every piece of petrochemical-derived plastic ever made still exists on the planet.
In sharks’ territory. Warm Winds Surf Shop/Flickr

Culling sharks won’t protect surfers

Professional surfers have called for culling sharks to reduce the risk of attacks. A shark biologist explains why culling will not work and surfers should accept risk when they enter the water.
Ocean gliders are being used to study the Agulhas Current. They bring enormous benefits. SOCCO/SAMERC

Gliders are helping unlock the secrets of the Agulhas current

The Agulhas Current is important to South Africa for a variety of reasons. Studying how it impacts the coast has been difficult using traditional methods. But gliders are changing that.

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