Irwin Redlener
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The July 4 Floods in Texas Weren’t a One-Off. They Were a Warning.
We cannot afford to focus solely on short-term fixes, while ignoring the long-term drivers of disaster risk.
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Twenty Years Later: What Lessons Have We Learned From Hurricane Katrina?
As the risk of extreme weather grows, Columbia experts revisit Katrina’s legacy and what it means for future catastrophes.
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Two Years Into Covid-19, Where Do We Go From Here?
As the world moves forward with cautious optimism, it is critical to evaluate how we can be better equipped to face a new variant in the future, or a new pandemic entirely.

Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
