Differences between NRDC and agencies

The National Resource Defense Council and government agencies differ over the safety of sediment deposited by floodwaters that covered New Orleans after Hurricanes Katrina and Rita.

Washington Post via MSNBC
Times Picayune
EPA's information
LA Dept of Env Quality portal
NRDC maps of EPA data
NRDC analyis of EPA data
link to NRDC's own data