Geochemistry
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Meet Steve Goldstein, Interim Director of the Lamont-Doherty Earth Observatory
Steve Goldstein, interim director of the Lamont-Doherty Earth Observatory, talks about his long history with Columbia, and why the geosciences have such an important role to play in the climate crisis.
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Understanding Earth’s Geologic History to Predict the Future
Organic geochemist Pratigya Polissar is developing new tools to look at the history of plants and ecosystems on Earth over the past 20 million years.
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Under the Dead Sea, Warnings of Dire Drought
Ancient Sediments Tell a Story That Could Be Repeated
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Some Islands Started in Diamond-Bearing Regions Under Continents, Geochemists Say
Journeys Spanning Thousands of Miles, Billions of Years
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Spring 2016 Undergraduate Research Assistant Opportunities
The Earth Institute will offer nine research assistant opportunities for undergraduate students during the Spring 2016 semester.
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Melting Ice, Suntanned Rocks and an Award-Winning Postdoc
Nicolás Young was just named a winner of a 2015 Blavatnik Award for his work measuring ice sheets in changing climates of the past. His new projects are taking glacier tracking to the next level.
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Lamont-Doherty Dedicates New Geochemistry Facility
In late 2013, the dream of creating a uniquely powerful facility for the Lamont-Doherty Geochemistry Division became a reality upon completion of the Comer Building’s Ultra Clean Laboratory. On the afternoon of November 20th, this new laboratory was dedicated in front of an audience of Observatory Advisory Board members, donors, scientists and other members of…
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Exploring New Zealand Climate Change in Groundwater
Alan Seltzer, a senior at Columbia University, traveled to New Zealand this past summer to work on field experiments aimed at reconstructing temperatures in the region over the last 20,000 years. His adviser, geochemist Martin Stute, is working closely with colleagues at Lamont-Doherty to understand how the southern hemisphere came out of the last ice…