Photographer Carlos Barria holds a print of a photograph he took in 2005, matching it up 10 years on at the same location in North Shore, northwest of New Orleans, on August 17, 2015. The print shows Michael Rehage squatting on the roof of his car on September 12, 2005, after Hurricane Katrina struck. #

Photographer Carlos Barria holds a print of a photograph he took in 2005, as he matches it up at the same location in New Orleans 10 years later, on August 17, 2015. The print shows Joshua Creek sitting on the porch of his house on September 13, 2005, after Hurricane Katrina struck. #

The so-called “Great Wall of Louisiana,” a 1.8-mile-long concrete wall located east of downtown New Orleans, photographed on August 19, 2015. This barrier was designed to reduce the risk of storm surge in many parts of the city that were flooded during Hurricane Katrina due to levee or floodwall failures. #

Esther Joseph stands in her home, which is being rebuilt with the help of volunteers from lowernine.org, in the Lower Ninth Ward of New Orleans on August 24, 2015. The area was one of the most heavily devastated areas of the city following a levee breach in the aftermath of Hurricane Katrina. #

Photographer Carlos Barria holds a print of a photograph he took in 2005 as he matches it up at the same location 10 years on, in Lafitte, south of New Orleans, on August 16, 2015. The print shows Tyler Teal cleaning up his home on September 14, 2005, after Hurricane Katrina struck. #

New homes, many with solar panels constructed by the Make it Right Foundation, are mixed with old homes and vacant lots in the Lower Ninth Ward on August 24, 2015, in New Orleans. This neighborhood was one of the most heavily devastated areas of the city following a levee breach along the Industrial Canal during the aftermath of Hurricane Katrina. #

Photographer Carlos Barria holds a print of a photograph he took in 2005, as he matches it up at the same location 10 years on, in New Orleans, on August 16, 2015. The print shows Joshua Creek looking at the height that the floodwaters from Hurricane Katrina reached at his house on September 13, 2005. #

Photographer Carlos Barria holds a print of a photograph he took in 2005, matching it up at the same location in New Orleans 10 years on, on August 16, 2015. The print shows Errol Morning sitting on his boat on a flooded street on September 5, 2005, after Hurricane Katrina struck. #

Photographer Carlos Barria holds a print of a photograph he took in 2005 as he matches it up at the same location 10 years on, in New Orleans, on August 18, 2015. The print shows coffins removed from tombs on September 10, 2005, after Hurricane Katrina struck. #

Vegetation grows through a window of a destroyed home in the Lower Ninth Ward on August 24, 2015, in New Orleans. The area was one of the most heavily devastated regions of the city following a levee breach in the aftermath of Hurricane Katrina. Much of the area has yet to be rebuilt. #

Photographer Carlos Barria holds a print of a photograph he took in 2005, matching it up at the same location in New Orleans 10 years on, on August 17, 2015. The print shows a woman arriving with her dog at a collection point for victims of Hurricane Katrina on September 8, 2005. #

Charles Brown inspects the inside of his home in the Gentilly neighborhood of New Orleans, on August 1, 2015. Almost 10 years after Hurricane Katrina, Brown, whose house saw over 7 feet of flood water, has not been able to move back. Brown currently lives in the Carrollton neighborhood of New Orleans with his wife. #

Photographer Carlos Barria holds a print of a photograph he took in 2005, matching it up at the same location 10 years on, in New Orleans, on August 17, 2015. The print shows a general view of the Memorial Medical Center on September 13, 2005, after Hurricane Katrina struck. #

Dead trees stand in a marsh wetland area near Lafitte, south of New Orleans, on August 19, 2015. Experts believe that the rebuilding of artificial barrier islands and wetlands south of New Orleans will help protect the city from rising sea levels during future storms. #

Reverend Charles Duplessis poses for a picture at the construction site of his fellowship’s new church, the Mount Nebo Bible Baptist Church, in the Lower Ninth Ward neighborhood of New Orleans on July 31, 2015. The old church was destroyed by Hurricane Katrina. #

Photographer Carlos Barria holds a print of a photograph he took in 2005 as he matches it up at the same location in New Orleans 10 years on, on August 18, 2015. The print shows Errol Morning sitting in his boat on a flooded street on September 5, 2005. #