201946
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New Tree Ring Analysis Method May Open Insights to Past Climate
Measurements of stable isotopes in tree rings may expand the climate information that scientists can get from old trees.
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Found: The Mechanism for Arctic Cold Air Outbreaks into Eurasia
New developments in climate research led by atmospheric scientist Yutian Wu are adding to our understanding of the “polar vortex” and other extreme events.
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Student Spotlight: From Marine Biology to Environmental Policy
MPA in Environmental Science and Policy student Shirley Binder aims to incorporate environmental policy fundamentals into her marine biology background.
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Lamont Climatologist Testifies on Capitol Hill About Sea Level Rise
In a hearing before the House Subcommittee on Environment, Radley Horton delivered sobering remarks about how climate change will impact our coastlines, economy, and society at large.
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Exploring the Intersection of Faith and Environmental Justice
Theologian Hussein Rashid discusses the challenges and possibilities he sees in environmental justice work today.
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Using Machine Learning to Eradicate the Tsetse Fly in Sub-Saharan Africa
A Columbia team is pioneering a machine learning-based imaging and sorting solution that would help to drastically reduce Africa’s tsetse population.
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To Fight Climate Change, Think Politics First and Often
What the Green New Deal gets that the carbon tax misses.
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High-Resolution Data Products Help Illuminate Urbanization’s Reach
High-resolution data on impervious surfaces and urban extents can shed new light on patterns of urban and rural development.
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Data Science Students Team Up With Marine Biologist
The students are using deep learning and neural networks to create an automated system that classifies plankton for large-scale oceanographic studies.
AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
