Every year as the austral winter sets in, frigid Antarctic air blasts the Southern Ocean. The chill dissipates the warmth of the ocean's surface water, and cold, dense layers form in the sea's upper reaches. Known as Subantarctic ...
Earth Sciences
Mar 9, 2023
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Scores of disembowelled sharks have washed up on a South African beach putting the spotlight on a pair of shark-hunting killer whales whose behaviour has fascinated scientists and wildlife enthusiasts.
Ecology
Mar 4, 2023
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Ice at the edge of the Antarctic continent hosts a flourishing ecosystem. Seals and penguins breed, fish mature, and algae thrive, all thanks to sea ice tethered to the shore, called fast ice. To understand how fast ice protects ...
Earth Sciences
Feb 22, 2023
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An international team of climate scientists has identified a climate teleconnection associated with increased fire activity around the world. In their study, published in the journal Nature Communications, the group used ...
The teeming life in the Southern Ocean, which encircles Antarctica, contributes to brightening the clouds that form there, according to a study published today in Atmospheric Chemistry and Physics. The clouds are bright because ...
Earth Sciences
Feb 7, 2023
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Ten years ago, Dr. Virginia Andrews-Goff was riding the bowsprit of a six-meter boat, as a 30-meter, 120-ton Antarctic blue whale surfaced alongside.
Plants & Animals
Feb 7, 2023
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In addition to oxygen, nitrogen or carbon dioxide, the air we breathe contains small amounts of organic gases, such as benzene and toluene. These oxidize into small particles or aerosols that contribute to the condensation ...
Earth Sciences
Jan 31, 2023
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50
To extend a network of observations in the South Atlantic Ocean, two new scientific, full-depth, instrumented moorings have been deployed off the eastern coast of South America. These tall moorings will measure variations ...
Earth Sciences
Jan 23, 2023
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A new study of red sea urchins, a commercially valuable species, investigated how different populations respond to changes in their environments. The results show that red sea urchin populations in Northern and Southern California ...
Ecology
Jan 20, 2023
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49
Across much of the world's oceans, waves are getting bigger. In the Southern Ocean, where storm-driven swell can propagate halfway across the world to California, the average wave has grown about 20cm in the past 30 years.
Earth Sciences
Jan 12, 2023
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