Pictured here on April 13, 2011, Barataria Bay — part of Louisiana's Barataria Basin — was one of the hardest hit areas in the aftermath of the Deepwater Horizon oil rig explosion. Today, obvious signs of the spill have faded, but communities are still reeling from its effects. Mario Tama/Getty Images hide caption

itoggle caption Mario Tama/Getty Images

Members of the Vietnamese community listen in Kenner, La., as independent claims administrator Ken Feinberg and Louisiana Sen. Mary Landrieu conduct a town hall meeting for residents economically affected by the Deepwater Horizon oil spill. Gerald Herbert/AP hide caption

itoggle caption Gerald Herbert/AP

Aaron Hofer, 27, of Bayou La Batre, Ala., has been largely out of work since the BP oil spill. The Iraq veteran and fourth-generation shrimper says if it wasn't for his children, he probably would have already committed suicide. Debbie Elliott/NPR hide caption

itoggle caption Debbie Elliott/NPR

Homemaker Lena Hofer, 25, recently went to the community center in Bayou La Batre, Ala., for free food and household goods -- and was reluctantly turned away by volunteers when Feed the Children ran out of supplies. "It's really hard when they send you away after you [ask for food], especially when you need it like I do," she says. "I'm about to cry." Marisa Penaloza/NPR hide caption

itoggle caption Marisa Penaloza/NPR

Bayou Bienvenue in New Orleans is an example of south Louisiana’s wetland loss. Fifty years ago, this was a productive freshwater marsh with cypress and tupelo trees. Today, stumps are all that remain, as saltwater has encroached inland. Debbie Elliot/NPR hide caption

itoggle caption Debbie Elliot/NPR

David Chauvin Jr. lowers the oil boom while testing out the rigging. Matt Stamey/The Houma Courier hide caption

itoggle caption Matt Stamey/The Houma Courier