In the Atchafalaya Basin—the largest river swamp in the U.S.—ancient cypress trees act as natural barriers against hurricanes and extreme weather. Spanning a million acres, these nearly ...

In the Atchafalaya Basin—the largest river swamp in the U.S.—ancient cypress trees act as natural barriers against hurricanes and extreme weather. Spanning a million acres, these nearly ...

The Atchafalaya Basin (pronounced "Chaff-Uh-Lie-Uh — the "A" is silent) is America's largest swamp, covering almost 1 million acres of wetlands located roughly between Baton Rouge and Lafayette.

Sandra Thompson, who heads up the state’s Atchafalaya Basin Program, says the swamp would be lost otherwise. “If we don’t move the sediment out,” she says, “it will eventually fill the ...

The closure of the 405-foot-long Bayou Chene floodgate is the first time the three-year-old structure has been used due to ...

Learn more about the Mississippi River Basin's wetlands from coastal Louisiana to the headwaters in Minnesota.

It spans approximately 1,200 miles, stretching from Florida to Texas, and is home to the largest swamp in America, the Atchafalaya River Basin. Atchafalaya covers more than a million acres of ...

What is the most famous swamp in Louisiana? The Atchafalaya Basin is largely considered the most famous swamp in Louisiana. It is the largest river swamp in the U.S. What should I wear on a swamp ...

A permanent gate that blocks backwater flooding from affecting 30,000 people in six parishes began to be closed Monday morning ahead of expected high water on the Atchafalaya River. The closure of ...