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Toxic trailers: Another legacy of Katrina

The second anniversary of Hurricane Katrina has come and gone, and the storm’s devastation continues to take its toll—sometimes in ways that are the consequence of human negligence, indifference, incompetence and just plain stinginess. For example, ongoing investigations by several environmental groups, including the Sierra Club, have revealed that the hastily and cheaply made mobile housing units provided to hurricane evacuees by the Federal Emergency Management Agency (FEMA) contain dangerously high levels of formaldehyde.