Scientists have identified systematic meanders in the northern jet stream that cause simultaneous crop-damaging heat waves in widely separated regions—a previously unknown threat to global food production that could worsen with warming.

On a peninsula within sight of New York City, researchers are studying trees dating as far back as the early 1800s. Rising seas and more powerful storms, both fueled by climate change, could eventually spell their end.

A small bay in Antarctica has been named after biological oceanographer Hugh Ducklow from Columbia University’s Lamont-Doherty Earth Observatory.

NASA and Columbia University’s International Research Institute for Climate and Society partner with humanitarian organizations to provide near real-time data on land use, rainfall, and elevation.

As the climate crisis mounts, Columbia has turned to its students for ideas and partnership in addressing one of the most critical global challenges of our times.