. . . . . "More On Louisiana Slip Slidin' AwayBy CAIN BURDEAU / Associated PressAdd one more possible threat to Louisiana's rebuilding: Active geologic faults that are causing levees, flood walls, bridges, homes and other structures to sink.A new study, published in the April edition of the Geological Society of America's Geology journal, charts a major fault, the Michoud fault, that runs through eastern New" . .