'Snowball Earth' might have been slushball
At least five ice ages have befallen Earth, including one 635 million years ago that created glaciers from pole to pole.
Earth Sciences
Apr 9, 2023
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79
News tagged with open waters
Arctic's peak ice cover has shrunk by an area larger than Egypt
Sea ice covered 5.64 million square miles of the Arctic Ocean at the ice's peak extent this year in early March. That's almost 400,000 square miles less than the median coverage level at other March peaks between 1981 and ...
Environment
Apr 7, 2023
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95
Research team uses 6-foot 'test tubes' to study red tide
A potential treatment for Florida's devastating red tides has taken another step toward widespread deployment after successful testing in Sarasota Bay.
Ecology
Mar 15, 2023
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4
A 19th-century 'dinner plate' tool is still useful in ocean science
A simple 19th-century tool is still useful to ocean scientists in the age of satellites, new research shows. The research is published in the journal Frontiers in Marine Science.
Environment
Mar 14, 2023
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290
As sea ice declines in the Arctic, bowhead whales are adjusting their migration patterns
As sea ice declines in the Arctic, bowhead whales are staying north of the Bering Strait more frequently, a shift that could affect the long-term health of the bowhead population and impact the Indigenous communities that ...
Plants & Animals
Feb 22, 2023
0
149
Narwhals' hungry summers as climate warms
Narwhals may not be much good at hunting in summer, according to new research that warns the unicorn-tusked whales may be dangerously reliant on their ice-bound winter habitat that could "disappear" with climate change.
Plants & Animals
Feb 22, 2023
0
120
Urban ponds require attention to ensure biodiversity, shows study
Ponds are important part of urban green-blue infrastructure. They provide city dwellers with many ecosystem services, such as recreation and supporting biodiversity. Recreation, however, may conflict with supporting biodiversity. ...
Ecology
Feb 20, 2023
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15
Changes in the navigability of the Arctic Northeast Passage over the past four decades
Under global warming, the Arctic has warmed almost four times faster than the rest of the globe, and the sea-ice extent and thickness have significantly decreased and thinned over the past four decades.
Earth Sciences
Feb 16, 2023
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6
Seven new species of whitefish described in Central Switzerland
Biologists at Eawag have identified ten species of whitefish in the lakes of the Reuss river system. Of these, seven have been described as distinct species for the first time—although in two cases this required inspection ...
Plants & Animals
Feb 6, 2023
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10
More frequent atmospheric rivers hinder seasonal recovery of Arctic sea ice
The Arctic is rapidly losing sea ice, even during winter months when temperatures are below freezing and ice should be recovering from the summer melt. A new study found powerful storms called atmospheric rivers are increasingly ...
Earth Sciences
Feb 6, 2023
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