climate change156
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Reining in Carbon Dioxide Levels Imperative but Possible
Business-as-usual approach threatens world energy supplies and environment, but affordable, effective solutions appear within reach
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Researchers Confirm Role of Massive Flood in Climate Change
Flood of fresh water disrupted ocean circulation and Earth’s climate; simulations validated by climate proxy record
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!