Natural Disasters
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Why Hawaii Is Falling Short on Climate Resilience
Hawaii’s March 2026 flooding exposed more than damaged roads and homes. True recovery must prioritize local needs and long-term preparedness.
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Wildfire Smoke Returns: What to Know About This Week’s Air Quality
Air pollution expert Dan Westervelt discusses this summer’s wildfires and resulting air quality in New York City and beyond.
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Study Reveals How Gas Bubbles Shaped Kīlauea’s 2018 Lava Flow
New research shows that gas bubbles played a central role in controlling how fast and far the lava traveled, and that lava flow models need to account for bubbles to more accurately forecast where lava will stop.
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Climate Models Show El Niño Is Rapidly Strengthening
The World Meteorological Organization says a strong El Niño could drive extreme weather in many regions.
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Extreme Heat Is Here: What Columbia Climate School Experts Want You to Know
As a dangerous early-summer heat wave covers swaths of the globe, Columbia Climate School experts discuss the impacts of extreme heat.
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Carbon Dioxide and Water Played Key Roles in Historic Mount Etna Eruptions
Understanding these dynamics can help geologists assess the risk of future eruptions.
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You Asked: What Exactly Is a ‘Super’ El Niño?
Columbia Climate School experts explain what a strong El Niño could mean for the planet this year.
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Can Coney Island’s Dunes Protect Against Another Sandy?
The Coney Island Creek dune planting project started in 2021, with the goal of increasing coastal resilience and giving community members hands-on experience protecting their environment.
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“Near-miss” Tsunami in Alaskan Cruise Area Offers Lessons for Steep Landscapes Near Glaciers
As glaciers retreat in warming regions, the risk of related hazards can increase, and improved monitoring may help reduce some of those dangers, according to a new study.
You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!
