High tidal floods give Florida residents glimpse of sea-rise One month of higher-than-normal tidal floods gave residents of a Key Largo neighborhood, in the Florida Keys, a glimpse into a future of sea-level rise and its potential impact over their home values. A concern some scientists say will eventually catch up with the rest of South Florida's real estate market, despite its current boom. REFILE of a natural sound version of an AFPTV report.REFILING WITH UPDATED FIGURES