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How to Talk to Anti-Vaxxers
Research assistant Rachel Alter became a “pro-vaccine troll” so you don’t have to.
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The Journey to Antarctica and a Week in McMurdo Station
After bad weather and a busy week of packing and preparation, the team is finally ready to strike out on its own in the coldest, driest, and windiest place on the planet.
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Sonya Dyhrman Named Fellow of the American Academy of Microbiology
The microbial oceanographer was elected a Fellow of the prestigious American Academy of Microbiology in recognition of her scientific achievement.
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How Are the Sustainable Development Goals Traveling in Your World?
The Center for Sustainable Urban Development is asking city-makers to fill out a survey, the first stage in a project whose aim is to help accelerate the adoption—and mainstreaming—of the UN’s Sustainable Development Goals.
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What’s Needed for a Sustainable, Equitable and Healthy Food System?
A report integrates the environmental, health, and social impacts of agriculture into one framework to help us make informed decisions about food.
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Confirming Long-Term Trend, 2018 Was Fourth Warmest Year on Record
Earth’s global surface temperatures in 2018 were the fourth warmest since modern record keeping began in the 1880s, according to independent analyses by NASA and the National Oceanic and Atmospheric Administration.
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Beto O’Rourke Discusses Climate Change on Columbia Campus
At a Town Hall with students, the alum and former congressman stressed the importance of storytelling and bipartisan cooperation to develop climate solutions.
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Listening to Rocks Crack
The team is using two techniques to study weathering and erosion in Antarctica’s McMurdo Dry Valleys.
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Studying Erosion and Weathering in One of the Most Extreme Places on Earth
A team of scientists is measuring rock breakdown in the coldest, driest, and windiest place on the planet.

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
