'Very worried': Scientists fret as Antarctic sea ice dwindles
Sea ice levels in Antarctica have registered historic lows for three consecutive years, portending grave consequences for life on Earth as we know it.
Sea ice levels in Antarctica have registered historic lows for three consecutive years, portending grave consequences for life on Earth as we know it.
Environment
Mar 2, 2024
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Ice loss from Antarctica has increased over the recent decades. The ice sheet in this remote continent covers about 98% of the Antarctic continent and is the largest single mass of ice on Earth. Even small changes in ocean ...
Earth Sciences
Feb 22, 2024
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Marine anoxia is characterized by the oceans being severely depleted in dissolved oxygen, making them toxic and thus having devastating impacts on the organisms inhabiting them. One such event, known as Oceanic Anoxic Event ...
Oxygen is an essential element for survival. Ocean warming, circadian rhythm, eutrophication, high-density aquaculture, power failures and long-distance live animal transportation can all lead to low oxygen levels in water. ...
Plants & Animals
Jan 29, 2024
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Sea-level rise—along with increasing temperatures—is one of the clearest signals of man-made global warming. Yet exactly how rising water levels affect the coast is often misunderstood.
Earth Sciences
Jan 17, 2024
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From space to the sea floor, an Australian and international research voyage has mapped a highly energetic "hotspot" in the world's strongest current simultaneously by ship and satellite, and uncovered an underwater mountain ...
Earth Sciences
Dec 18, 2023
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One of the hottest debates in archaeology is how and when humans first arrived in North America. Archaeologists have traditionally argued that people walked through an ice-free corridor that briefly opened between ice sheets ...
Archaeology
Dec 16, 2023
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University of Sydney researchers have found 25% of Australia's coral islands, land masses formed by reefs, currently face high to very high risk of being wiped out by climate change.
Environment
Dec 14, 2023
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Decade-long ocean warming that impacts ocean circulation, a decrease in oxygen levels that contributes to changes in salinification and nutrient supply, and ocean acidification are just some of the challenges the world's ...
Earth Sciences
Dec 8, 2023
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A recent study published in the Journal of Geophysical Research: Solid Earth sheds new light on the formation of the East Coast of the United States—a "passive margin," in geologic terms—during the breakup of the supercontinent ...
Earth Sciences
Dec 1, 2023
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