Natural Disasters36
-

Houston’s Post-Harvey Toxic Mess
If we are to maintain the way of life we enjoy while maintaining a safe and healthy environment, we need to require more careful management of toxic substances.
-

Could Climate Change Breed a Whole New Category of Hurricane?
Hoaxes have been calling Irma a Category 6 hurricane, but there’s no such thing. Could there be, in the future?
-

Hurricanes Harvey and Irma Show That It’s Time for Companies to Disclose Climate Risks to Investors
How a business contributes to and is impacted by the changing climate is becoming increasingly important for shareholders.
-

Hurricane Irma: Resources for Journalists
As Hurricane Irma batters the Caribbean with winds up to 185 miles per hour, Earth Institute experts are standing by to answer questions from the media.
-

Disaster Recovery and Reconstruction is a National Security Issue
National security is about protecting the safety and way of life of the American people. It is the single most important responsibility of government. We need to get past dysfunction and treat natural and human made disaster response and recovery as a national security issue.
-
![How Will Scientists Find Out Whether Climate Change Made Hurricane Harvey Worse? [Video]](https://media.news.climate.columbia.edu/wp-content/uploads/2016/01/Figure1-200x150.jpg)
How Will Scientists Find Out Whether Climate Change Made Hurricane Harvey Worse? [Video]
It’s too soon to say there’s a connection, but searching for the fingerprints of climate change shouldn’t take too long.
-

Earth Institute Experts Break Down the Causes and Impacts of Hurricane Harvey
As Texas reels in the aftermath of Hurricane Harvey, our scientists are helping to make sense of how this storm became so destructive, and what’s needed for recovery.
-

Recovery from Hurricane Harvey Could Take 15 Years
The director of Columbia’s National Center for Disaster Preparedness weighs in on the heartbreaking devastation in Texas.
-

How did Hurricane Harvey Become so Powerful, so Quickly?
Over the past day and a half, Hurricane Harvey’s winds have quickened from about 35 to 109 miles per hour. What’s driving this massive power-up?

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
