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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Positive tipping points must be triggered if we are to avoid the severe consequences of damaging Earth system tipping points, researchers say. With global warming on course to breach 1.5°C, at least five Earth system tipping ...
Earth Sciences
Dec 15, 2023
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8
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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43
Perilously situated between rising sea levels and pressures from upstream lie coastal river deltas and their roughly half a billion inhabitants. These regions have played an important role in societal development since the ...
Environment
Dec 13, 2023
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15
The last time carbon dioxide in the atmosphere consistently matched today's human-driven levels was 14 million years ago, according to a large new study Thursday that paints a grim picture of where Earth's climate is headed.
Earth Sciences
Dec 9, 2023
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51
Amid climate change, large dam removal projects have gained attention as a solution to the loss of coastal wetlands that reduce flooding, filter water, and provide wildlife habitat. But in a paper appearing in Science, researchers ...
Earth Sciences
Dec 7, 2023
2
73
Investments in Africa's infrastructure can make people and communities far more resilient to the threats posed by climate change, a new report says.
Environment
Dec 7, 2023
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13
A relatively low-budget project has received a $57,000 state grant to restore sand dunes and native plants next year to spots along Oceanside's North Strand and Harbor Beach.
Plants & Animals
Dec 5, 2023
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1
It has taken decades, but the complex and increasingly urgent issue of "climate mobility" has gradually become central to international climate negotiations.
Environment
Dec 5, 2023
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19
Nine years ago, I stood on the muddy banks of the Great Marsh, a salt marsh an hour north of Boston, and pulled a thumb-sized crab with an absurdly large claw out of a burrow. I was looking at a fiddler crab—a species that ...
Plants & Animals
Dec 5, 2023
0
1
