Unlike almost any other archaeologist on earth, Jessi Halligan does her digging underwater.
Environment
Oct 12, 2023
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8
There is growing consensus that our planet is likely to pass the 1.5℃ warming threshold. Research even suggests global warming will temporarily exceed the 2℃ threshold, if atmospheric carbon dioxide (CO₂) peaks at levels ...
Earth Sciences
Oct 11, 2023
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Climate change is affecting practically everything on Earth, from natural systems to human endeavors. National security is no exception. The National Intelligence Council has found that "climate change will increasingly exacerbate ...
Environment
Oct 11, 2023
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21
Seawater intrusion is the movement of saline water from the ocean or estuaries into freshwater systems. The seawater that has crept up the Mississippi River in the summer and early fall of 2023 is a reminder that coastal ...
Earth Sciences
Oct 11, 2023
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6
The lunar terdiurnal ocean tide has a period of approximately 8.2804 hours, and theoretically has a small amplitude. Its largest equilibrium action term is just 2.56 mm, generally considered to have little impact on shipping ...
Earth Sciences
Oct 11, 2023
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2
A renowned oceanographer who has studied the California coast for decades says new research challenges a well-established notion about how sand flows within the surf and long-shore currents that constantly shape the state's ...
Environment
Oct 10, 2023
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1
Climate change is affecting communities nationwide, but Florida often seems like ground zero. In September 2022, Hurricane Ian devastated southwest Florida, killing at least 156 people and causing an estimated US$113 billion ...
Economics & Business
Oct 5, 2023
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13
Parts of the New York City metropolitan area are sinking and rising at different rates due to factors ranging from land-use practices to long-lost glaciers, scientists have found. While the elevation changes seem small—fractions ...
Planetary Sciences
Sep 27, 2023
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Tuvalu could be one of the first nations to sink beneath the sea as a result of climate change, but that doesn't mean its statehood is up for discussion, the tiny Pacific archipelago's prime minister said Thursday.
Environment
Sep 22, 2023
0
15
Using geological samples from the Ythan Estuary in Scotland, scientists have identified a melting ice sheet as the probable trigger of a major climate-change event just over 8,000 years ago.
Earth Sciences
Sep 14, 2023
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