Peter B. Kelemen
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Earth’s Continents Stabilized Due to Furnace-Like Heat, Study Reveals
The new discovery has implications beyond geologic history, such as the search for critical minerals and habitable planets beyond Earth.
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New Report Examines Key Steps Forward in Removing Carbon Dioxide from Air
The report describes how “negative emissions technologies” that remove and sequester carbon dioxide from the air will need to play a significant role in mitigating climate change.
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!
