Earth
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Earth
Stunning images reveal glacial landscapes under the oceans
The most detailed atlas of the seafloor ever compiled offers colorful imagery and ghostly glimpses of Earth’s glacial past.
By Beth Geiger -
Earth
Ice particles shaped like lollipops fall from clouds
Small ice particles called ice-lollies, because of their lollipop-like appearance, can form in clouds.
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Environment
Peace and quiet is becoming more elusive in U.S. wild areas
Human noise stretches into the wilderness.
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Animals
Sea creatures’ sticky ‘mucus houses’ catch ocean carbon really fast
A new deepwater laser tool measures the carbon-filtering power of snot nets created by little-known sea animals called giant larvaceans.
By Susan Milius -
Earth
Crack in Antarctica’s Larsen C ice shelf forks
An 180-kilometer-long rift in Antarctica’s Larsen C ice shelf has forked into two branches, new satellite observations show.
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Earth
Crack in Antarctica’s Larsen C ice shelf forks
An 180-kilometer-long rift in Antarctica’s Larsen C ice shelf has forked into two branches, new satellite observations show.
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Climate
Radical idea could restore ice in the Arctic Ocean
Windmill-powered pumps on buoys throughout the Arctic Ocean could help bring back shrinking sea ice, researchers say.
By Sid Perkins -
Climate
Lakes worldwide feel the heat from climate change
Lakes worldwide are warming with consequences for every part of the food web, from algae, to walleye, to freshwater seals.
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Climate
Ocean acidification may hamper food web’s nitrogen-fixing heroes
A new look at marine Trichodesmium microbes suggests trouble for nitrogen fixation in an acidifying ocean.
By Susan Milius -
Environment
‘Fossil’ groundwater is not immune to modern-day pollution
Ancient groundwater that is thousands of years old is still susceptible to modern pollution, new research suggests.
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Earth
50 years ago, continental drift began to gain acceptance
Half a century later, plate tectonics is well-established but still an active field of research.
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Climate
Plot twist in methane mystery blames chemistry, not emissions, for recent rise
The recent rise in atmospheric methane concentrations may have been caused by changes in atmospheric chemistry, not increased emissions from human activities, two new studies suggest.