Earth Sciences147
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Remembered: Marie Tharp, Pioneering Mapmaker of the Ocean Floor
Marie Tharp, a pathbreaking oceanographic cartographer at the Lamont-Doherty Earth Observatory, co-creator of the first global map of the ocean floor and co-discoverer of the central rift valley that runs through the Mid-Atlantic Ridge died Wednesday August 23 in Nyack Hospital. She was 86. A pioneer of modern oceanography, Tharp was the first to map…
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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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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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Earth Institute Researchers Present Their Work at the American Geophysical Union Fall Meeting
Wide array of topics includes climate change, social consequences of natural disasters
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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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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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Study Reconciles Long-Standing Contradiction of Deep-Earth Dynamics
New databases give researchers a look into processes inside the Earth’s mantle
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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…
By studying thousands of buildings and analyzing their electricity use, Columbia Climate School Dean Alexis Abramson has been able to uncover ways to significantly cut energy consumption and emissions. Watch the Video: “Engineering a Cooler Future Through Smarter Buildings“