ATLANTA — Twenty years after Hurricane Katrina devastated New Orleans, a researcher at Georgia Tech has developed a simulator to understand the failures of the levees that led to widespread flooding.

Most people don’t think about levees and floodwalls.Most people can drive past them every day never realizing what they are—just a long stretch of ...

In recent weeks, powerful atmospheric river storms have swept across Washington, Oregon and California, unloading enormous amounts of rain. As rivers surged, they overtopped or breached multiple ...

Dams and levees are critical pieces of our infrastructure and our history. They're one of the oldest type of human-made structures on the planet, and they were one of the first things that that ...

Worsening storms have overtopped and breached levees across the West. Many U.S. levees are decades old and were not designed for extreme weather. Levee failures can cause rapid, deep flooding with ...

As winter storms soaked California in early 2023, the Sacramento River swelled toward flood stage. Levees protecting large expanses of farmland and many towns sprung leaks. At one site, response crews ...

Levees protecting large expanses of farmland and many towns sprung leaks. At one site, response crews drove metal sheets into the earthen berm and lined the levee face with heavy rock. The work cost ...