Changes in human activity may have led to atmospheric CO2 levels declining in the 16th century, due to large-scale land use changes in the Americas during New World-Old World contact between 1450 and 1700 CE, suggests a Nature ...
Earth Sciences
Mar 6, 2024
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43
Will ice floating in the Arctic Ocean move faster or slower over the coming decades? The answer to this question will tell us whether marine transportation can be expected to get more or less hazardous. It might also have ...
Earth Sciences
Mar 5, 2024
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299
Data from the US National Snow and Ice Data Center (NSIDC) have revealed another summer of exceptionally low sea-ice extent around Antarctica.
Earth Sciences
Mar 5, 2024
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47
The Arctic could see summer days with practically no sea ice as early as the next couple of years, according to a new study out of the University of Colorado Boulder.
Earth Sciences
Mar 5, 2024
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Over the past 25 years, the amount of summer Arctic sea ice has diminished by more than 1 million square kilometers. As a result, vast areas of the Arctic Ocean are now, on average, ice-free in summer. Scientists are closely ...
Ecology
Mar 4, 2024
0
160
A team of researchers from Alaska Pacific University, the University of Alaska Anchorage and, Northern Arizona University has found evidence that reductions in sea ice in the Arctic are helping white spruce trees move north ...
For the second consecutive year, ice cover on the Great Lakes remains significantly below average for this time of year, which typically sees the peak of ice cover at levels around 53%. As of February 11, total ice coverage ...
Environment
Mar 4, 2024
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15
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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283
Over the last four decades, warming climate and ocean temperatures have rapidly altered the Greenland Ice Sheet, creating concern for marine ecosystems and weather patterns worldwide. The environment has challenged scientists ...
Earth Sciences
Mar 1, 2024
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557
Global melting is prying the lid off methane stocks, the extent of which we do not know. A young researcher from the University of Copenhagen has discovered high concentrations of the powerful greenhouse gas in meltwater ...
Earth Sciences
Feb 29, 2024
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138
