Climate
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Long-Term Study Suggests Landfill Methane Emissions Are Far Higher Than Estimates
The study used continuous ground-based measurements to determine that landfill methane emissions are likely much higher than current assessments.
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July Research Roundup: Select Papers
This month, we covered the 2026 Environmental Performance Index; how gas bubbles shaped Kīlauea’s lava flow; and the Pacific’s contrasting effects on wildfires. Here are some additional studies worth noting.
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Pacific Ocean Pattern Helps Explain Diverging Wildfire Trends in U.S. and Australia
Two of the world’s most fire-prone regions have followed strikingly different wildfire trajectories despite both experiencing a warming climate.
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Climate Scientist Marco Tedesco Examines What Responsible AI Could Look Like
The Lamont-Doherty Earth Observatory researcher is helping launch an AI working group to explore how AI can support climate research without undermining ethics, equity or scientific judgment.
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The Future of Climate Finance
Climate economist Gernot Wagner argues public climate finance should de-risk private investment, fund adaptation for vulnerable countries and help multilateral development banks scale proven climate technologies faster.
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What Happens to Our Brains in a Warming World?
Climate change is already reshaping our brains. How do we act earlier, build resilience and change the trajectory for generations to come?
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Hawaii’s Compounding Climate Crisis Exposes Systemic Failures
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.

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!

