Rising sea levels will wash away beaches, flooding hundreds of homes and businesses over the next 100 years unless there's massive investment in new flood defences on the Sussex coast.
That's the stark conclusion of a report by erosion experts who've examined the five miles of coast between Brighton Marina and Shoreham.
But some business leaders say the warnings are "alarmist" and there are fears the report could needlessly drive down property values.
John Ryall speaks to Green Cllr Ollie Sykes, John Davey, harbour master at Brighton Marina, and property consultant Patrick Kneath.
More top news
People are invited to share alleged racism or xenophobia stories after Brexit vote to highlight "need for a plan to tackle" social effects.
More than 1,800 litter pickers will clear an estimated 57 tonnes of reusable items and half a million sacks of rubbish.
The Polish Embassy said it is "deeply concerned" by alleged incidents of abuse directed against Polish people after the Brexit vote.