
At a Climate Week symposium, Columbia Engineering convened members of government, industry and academia to examine critical mineral supply chains and emerging energy sources.

As COP31 and COP32 approach, a Climate Week panel brought together climate leaders to discuss how the world can turn Paris promises into action.

Five Lamont scientists received major 2026 honors recognizing research on sea-level change, ocean carbon uptake, seafloor mapping and Earth’s deep interior. William B. F. Ryan receives the Maurice Ewing Medal; Jacqueline Austermann, Gisela Winckler and Galen McKinley receive AGU distinctions, while Renata Wentzcovitch is named a Distinguished Lecturer.

One year after NYC launched its congestion pricing policy, fine particulate pollution inside Manhattan’s congestion relief zone was 13 percent lower, according to a new analysis.

In this month’s edition of our research roundup, we look at the impact of suspending U.S. embassy reporting on air quality; why two extreme heatwaves had different impacts; and how to make vulnerable populations in smaller cities more visible.

Join Lamont-Doherty Earth Observatory in Palisades, NY, on Saturday, Oct. 17, for a free, family-friendly event. Explore research facilities through lab tours, exhibits, hands-on activities and talks.

The current El Niño will break all sea-surface temperature records to date and will very likely deliver unprecedented weather-related impacts around the world.

Through Columbia Climate School and Lamont-Doherty Earth Observatory programs, students conducted hands-on climate research to build scientific, analytical and communication skills.

Scientists are studying fossil coral reefs in the Cook Islands to reconstruct sea levels during the Last Interglacial, and hoping to improve projections of future change.