Earth Sciences109
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Under the Dead Sea, Warnings on Climate and Earthquakes
An international team of scientists drilling deep under the bed of the Dead Sea has found evidence that the sea may have dried up during a past warm period analogous to scenarios for climate change in coming decades. With nations in the volatile region already running short on water, the finding could be a…
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Seismometer Puts Earthquakes Online at Kent School
A well-traveled seismometer sits tucked inside a concrete chamber behind the Kent School chapel in Northwest Connecticut, recording earthquakes. It got here by chance.
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Probing an Oceanic Plate
Everything that we understand about the rhythms of the Earth’s surface – the slow growth of mountain chains, the creeping expansion of the ocean basins, the abrupt upheaval of a major earthquake, the explosive eruption of a volcano – is viewed through the context of plate tectonics. This simple yet highly successful model for describing…
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Researchers Unravel Origins of Antarctica’s Ice-Covered Mountains
‘This work shows that very old mountains can rise again, like a Phoenix from the ashes’
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Farmers, Flames and Climate: Are We Entering an Age of ‘Mega-Fires’?
For millennia, people have set fires to clear land for cultivation, pastures or hunting; so-called slash-and-burn agriculture is still common across much of tropical Africa, Asia and South America. It has been a useful strategy–but …
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Monitoring Antarctica’s Changing Glaciers – No Longer Like ‘Watching Paint Dry’
By Kirsty Tinto & Mike Wolovick As little as a few decades ago you could ask a scientist what it was like to monitor the changing ice in Antarctica and the response might have been “Like watching paint dry” — seemingly no change, with no big surprises and not too exciting. Well times have changed.…
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Methane, Modern Science and the Dalai Lama
Last week, 10 scientists met with the Dalai Lama and other Tibetan Buddhist leaders in Dharamsala, India, to discuss the relation between modern environmental issues and ancient contemplative traditions–the 23rd such annual meeting. Among them was psychologist Elke Weber, codirector of the Earth Institute’s Center for Research on Enivronmental Decisions. Weber, who studies how people think about climate change and…
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7 Billion on 10/31: The Numbers Can Be Scary
You can now watch the tape of “The World at 7 Billion: Sustaining Our Future,” the Earth Institute’s panel discussion held at Columbia Oct. 17 and featuring the presentation by Professor Joel E. Cohen on the “good and bad news” behind the growing world population.
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Scientific Publisher to Provide Easy Access to Study Data
Modern society is awash in data. By one estimate, as much information today is created in 48 hours as was produced in the last 30,000 years. The challenge now is making all those megabytes public. This month, Elsevier, publisher of The Lancet and Cell, announced that it would establish reciprocal linking between its geochemistry journals…
