The 51-year-old was aware it might be risky moving to a barrier island on Florida’s Atlantic Coast, where relative sea levels have risen more than half a foot since 2010, according to a Washington Post analysis of tide gauge data. But the condo in Satellite Beach had everything else Morman and his wife were looking for: Warm weather. A welcoming community. A price they could afford in a place where they could one day retire.

I moved into a CA mountain community almost a decade ago. We’re on fire watch constantly.