ecosystems
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The Impact of the 15th Biodiversity Conference of Parties (COP 15)
Conferences like COP 15 can enhance the understanding of less-visible environmental issues like biodiversity loss, but the real action is at the national, community, and organizational levels.
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Weddell Seal Population May Be Much Lower Than Previously Thought
High-resolution satellite images allowed researchers to do a more comprehensive head count than ever before, and revealed patterns in the seals’ distribution.
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High School Students Learn From and Educate Communities About Hudson River Ecosystems
In the Next Generation of Hudson River Educators program, students learned what community members think about the Hudson and developed tools to share their own findings.
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Now-Extinct Giant South American Sloth Likely Devoured Meat With Its Vegetables
Up to now, it has been thought that the two-ton Darwin’s ground sloth, which lived up to 10,000 years ago, was strictly vegetarian. Apparently not.
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Personal Interviews Gain Insights to Community Perspectives
Interviews provide an emotional and thoughtful connection to others through discussing and sharing over topics that they might never have a chance to discuss otherwise.
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Issues of Inequity Explored By the Next Generation of Hudson River Educators
When it comes to access to nature and environmental protection of these resources, environmental resources are all too often not allocated equitably.
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A Porpoise at the Precipice: Should We Let the Vaquita Go?
With mothers and calves among the last nine or so porpoises, recovery is still possible. This is a rare instance where a small, specific investment could help bring the vaquita back from the brink.
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Warming in Norwegian Fjord Causing Changes in Seabird Populations
A recent study examines how shifts in water temperature and coastline glaciers create challenges and opportunities for seabirds in Norway’s Hornsund fjord.
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Controversial Alaskan Mine Receives a Push From the Trump Administration
A proposed rare earth element mine on a mountainous island in Alaska is at the center of a geopolitical conflict and an environmental crisis.
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
