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Allergy Seasons Are Worsening and Climate Change Is Playing a Significant Role
Pollen seasons are 20 days longer and present 21 percent more pollen than in 1990, according to a new study.
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Rising Water Temperatures Could Be A Death Sentence For Pacific Salmon
A new report shows a dire situation for salmon in Washington State. Populations are reeling from habitat loss, flooding and the repercussions of climate change.
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You Asked: Why Is it So Hard to Predict Volcanic Eruptions?
Volcanologist Einat Lev tackles reader questions and explains how more monitoring of volcanoes could save lives.
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Fast-Growing Parts of Africa See a Surprise: Less Air Pollution From Seasonal Fires
Unfortunately, growing urban emissions mean that the reprieve may only be temporary.
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Climate and COVID as Crises of Environmental Sustainability
Human technology and ingenuity have created a world of comfort, curiosity and creativity. But we have failed to account for their impacts on the systems that sustain the planet and in turn sustain human life.
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Staff Spotlight: Nichole Anest, Core Repository Curator
She takes care of hundreds of kilometers of deep-sea sediments that are invaluable to science, and recently received a mentorship award.
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How to Predict the Unpredictable in a Changing Climate
As climate change continues to alter the Earth’s complex environmental systems, unfamiliar risks will emerge. A recent study suggests a few tools to reduce uncertainty in disaster preparation.
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The U.S. Is Back in the Paris Agreement. Now What?
What progress has been made and what could change with the U.S.’s reentry?
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Youth Learn Important Leadership Lessons in Earth Institute Pre-College Program
An instructor shares some of the ideas behind the “Let the Youth Lead” workshop, plus feedback from learners on what they took away from it.
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
