Hosted by scientists and educators at multiple locations along the lower Hudson River Estuary, this event celebrates the vital role played by estuaries in the life cycle of many ocean fish species.

In honor of this annual U.N. event, we are highlighting our coverage of ocean research and education initiatives at the Columbia Climate School and Lamont-Doherty Earth Observatory.

Once again, we honor Earth Day by sharing some amazing photos celebrating the beauty and magic of our planet, as captured by the Columbia community.

This research identifies a diverse set of molecules released by marine phytoplankton that fuel microbial life and help drive Earth’s carbon cycle.

A new model shows how levels of the “atmosphere’s detergent” may rise and fall in response to climate change.

Climate finance in the multipolar era will be driven less by collective targets and more by the need to manage geopolitical security risks in a less stable world.

Scientists have found that Antarctica’s ice loss is increasing rapidly, mirroring the melting of its northern counterpart, Greenland.

The author reflects on Jeffrey Sachs, the U.N., and the need to redesign global institutions for a world shaped by climate change, poverty and geopolitical strain.

Campbell Award winner Marina Saguar Urquiola is helping to solve climate change through adaptation finance.

How do we power the AI boom without blowing past climate goals and breaking the grid?

From a photography exhibit of a high-mountain community in the Peruvian Andes to leading research by Columbia scientists, a recent panel celebrated the knowledge and work of women in and around glaciers.

Eight full-time M.S. in Climate students have been honored with a scholarship recognizing their academic and professional excellence in the field.