A study has revealed that the substantial retreat of the East Antarctic Ice Sheet (EAIS) approximately 9,000 years ago was driven by a self-reinforcing feedback loop between ice melt and ocean circulation.
Earth Sciences
Nov 7, 2025
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Over the past 50 years, geographers have embraced each new technological shift in geographic information systems (GIS)—the technology that turns location data into maps and insights about how places and people interact—first ...
Earth Sciences
Nov 6, 2025
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10
A new study led by researchers at the Lamont-Doherty Earth Observatory offers the clearest evidence yet that a centuries-long drought transformed life on Rapa Nui (Easter Island) beginning around the year 1550.
Earth Sciences
Nov 6, 2025
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23
Arctic sea ice has declined by more than 42% since 1979, when regular satellite monitoring began. As the ice grows thinner and recedes, more water is exposed to sunlight. Ice reflects sunlight but dark water absorbs it, advancing ...
Earth Sciences
Nov 6, 2025
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1
For decades, scientists have generally thought that rivers emit more carbon dioxide, a greenhouse gas, than they take in. But a new analysis of every river network in the contiguous United States—including underrepresented ...
Earth Sciences
Nov 6, 2025
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In Arizona's Willcox Basin, just over an hour east of Tucson, fissures are tearing through the earth, wells are running dry, and strange areas are flooding when it rains. The cause is clear. As large agricultural producers ...
Earth Sciences
Nov 6, 2025
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167
If you know what diatoms are, it's probably because of their beauty. These single-celled algae found on the ocean floor have ornate glassy shells that shine like jewels under the microscope.
Earth Sciences
Nov 5, 2025
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30
Melting of the Antarctic ice sheet due to global warming has long-term, irreversible societal impacts with important implications for people around the world. Spatial patterns of sea level change from ice sheet mass loss ...
Earth Sciences
Nov 5, 2025
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13
Tulane University researchers, collaborating with an international team of scientists, have discovered why some parts of Earth's crust remain strong while others give way, overturning long-held assumptions about how continents ...
Earth Sciences
Nov 5, 2025
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70
An international study presents the first global assessment of blue carbon accumulated in the living parts of seagrass plants. According to the results, their leaves, rhizomes and roots store up to 40 million tons of carbon ...
Earth Sciences
Nov 5, 2025
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