201517
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Ancient Pollen Points to Mega-Droughts in California Thousands of Years Ago
Ancient pollen spores that were in the air when mammoths roamed Southern California are providing new insights into historic droughts in the region, including how a series of mega droughts 25,500 to 27,500 years ago changed the ecological landscape.
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Arctic Magic: One Research Vessel Multiplies to Hundreds
The Arctic is magical, that we know, but when one ship multiplies to hundreds of small boats we really see the effect that Arctic magic can bring.
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Volkswagen’s Shame and Challenge to Sustainability Management
Let’s remember that America is part of a global economy, and if we are not aggressive about sustainability we may find ourselves left behind and noncompetitive in the new businesses that emerge in renewable energy and recycled materials.
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One-Two Punch of Rising Seas, Bigger Storms May Greatly Magnify U.S. East Coast Floods
New Study Quantifies Synergy of Two Climate Hazards
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Alum Leads Coach’s Sustainability Initiatives
“I’ve worked my entire career within the private sector, and have a good understanding of how the company is driven by the shareholders. I hope to understand how sustainability decisions are compromised by business decisions, and to truly recognize where that happy medium currently is, and how far it can be pushed while still making…
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Translating Nature’s Historians: The Tree Ring Lab Turns 40
In its first 40 years, the Lamont Tree Ring Lab tracked changing climates around the world, building an international reputation as a global leader in research, training and technology.
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Make Yourself Count: Sandy Hook ‘BioBlitz’
Amateur naturalists will gather this weekend at the Sandy Hook, N.J., unit of the Gateway National Recreation Area to count species of plants and animals.
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Student Profile: Chelsea McGimpsey
After studying Zoology and Environmental Science as an undergrad at Miami University, Chelsea McGimpsey worked in a variety of capacities in the field of animal conservation. Chelsea hopes to combine her conservation experience with her new education in policy and management in order to implement environmental change where it is needed the most.
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Global Nutrition Report Highlights Role of Climate
Climate change is complicating global efforts to end malnutrition. Even small and seasonal fluctuations in climate can have big impacts on food availability.
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
