All 10 of the country’s most at-risk counties are in the South, according to the Climate Vulnerability Index, and half of them are in Louisiana.

A new data set outlines the threats in 70,000 U.S. census tracts. Black neighborhoods make up some of the most at risk.

Californians are intimately familiar with extreme weather, from hot, dry winds that can whip up wildfires to heavy downpours that result in destructive floods. Explore how droughts, wildfires and flooding in your area compare with activity across California.

Grace Tee Lewis is a senior health scientist at the Environmental Defense Fund. She helped develop the Climate Vulnerability Index, an environmental justice tool created by the EDF and Texas A&M that ranks Louisiana parishes among the most vulnerable.

In the U.S., Shelby County is one of the areas most vulnerable to climate change. That’s according to the new U.S. Climate Vulnerability Index, developed in partnership between the Environmental Defense Fund and Texas A&M University.

When Cleophus Sharp was four years old, his parents rushed him to the hospital in Houston because he couldn’t catch his breath, no matter how much he tried. Sharp, who grew up in the historically Black neighborhood of Pleasantville in Houston, Texas, says he almost died because the air in his community was toxic.

Climate change will cause a range of related risks, including increases in infectious and chronic disease, intensified social and economic stresses, and more frequent extreme weather events.

Statement by EDF Senior Vice President for Political Affairs Elizabeth Gore