You Asked: Lamont and Climate School Experts Tackle Reader Questions on Science and Sustainability

We invite readers to share their most pressing questions about climate, science and sustainability.

By
Columbia Climate School
May 06, 2026

Have you ever wondered how dinosaurs survived when CO₂ levels were high? Or how exactly carbon dioxide drives global warming? Or even: If the science is clear, why do we still need more climate research?

Graphic introducing the series, You Asked

We invite 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, covering topics from climate change and energy to ecosystems and natural disasters.

You Asked creates a space where curiosity meets research, connecting public questions with leading scientists. Drawing on the latest science, our faculty help make sense of a rapidly changing world—one question at a time.

Pose your questions and future story ideas here!