Bruce Glavovic: Former EQC chair on whether floods show we need to prepare for managed retreats

Communities near Nelson have been evacuated for a second night, as the heavy rain continues. Nelson's mayor says it will take years to recover. But there are others who don't see much point in trying, saying it would be better to just give up on some flood prone places. Professor Bruce Glavovic from Massey University is the former EQC chair in Natural Hazards Planning. He joined Kate Hawkesby. LISTEN ABOVESee omnystudio.com/listener for privacy information.