Lamont-Doherty Earth Observatory187
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G. Michael Purdy Awarded 2006 Maurice Ewing Medal
Honor by the American Geophysical Union recognizes more than 30-year commitment as a researcher, administrator and innovator in the earth sciences
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Glacial Earthquakes Point to Rising Temperatures in Greenland
Rise of seismic activity linked to the movement of glaciers may be a response to global warming
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Study Offers Preview of Ice Sheet Melting, Rapid Climate Changes
Behavior of Scandinavian Ice Sheet at the end of the last Ice Age may preview loss of Greenland Ice Sheet due to global warming
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Two New Lakes Found Beneath Antarctic Ice Sheet
Ancient water bodies may contain ecosystems adapted to life beneath more than two miles of ice
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Soviet Union Conducted 130 Nuclear Tests in Remote Arctic Location, Study Says
The Soviet Union conducted 130 underwater, atmospheric and underground nuclear tests in a remote archipelago above the Arctic Circle over a period of 35 years, according to a comprehensive study done by scientists at Lamont-Doherty Earth Observatory and the U.S. Geological Survey. Some of these tests involved multiple explosions. In all, 224 nuclear devices were…
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More Than 1,000 to Get Their Feet Wet in Hudson Estuary Project
For many residents of New York City and upstate communities, the Hudson River is such a constant presence that it can sometimes fade into the background of daily life. On Wednesday, October 12, however, Earth Institute researchers contributed to the efforts of volunteers and students from Troy to Brooklyn in putting the Hudson front-and-center by…
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Devastating Droughts in the American West Not Isolated Events
Droughts that last several years are a recurring feature of the American West. They are also potentially costly natural disasters with impacts ranging from declining agricultural production, reduced water availability, increased forest fires, variable river flows, and declining fisheries. The Dust Bowl drought of the 1930s, which was memorialized in some of the greatest works…
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Deep Magmatic Plumbing of Mid-Ocean Ridges Revealed
New images suggest that the Earth’s lower oceanic crust is generated from multiple magma sources
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Scientists Confirm Earth’s Inner Core Rotating Faster Than Rest of Planet
Scientists at Columbia University’s Lamont-Doherty Earth Observatory and the University of Illinois at Urbana-Champaign have ended a nine-year debate over whether the Earth’s inner core is undergoing changes that can be detected on a human timescale. Their work, which appears in the August 26 issue of the journal Science, measured differences in the time it…