Physically protects from high tides on the Biscayne Bay side. There are a total of 3 miles 3-foot-high sea walls, and the city hopes to raise them to five feet.
The city has also begun discussions for raising the levels of the lowest-lying streets. Also, new buildings are being rased in a new level standard
Miami Beach used to be covered with mangroves, which naturally absorb water and prevent flooding. The city hopes to maintain and grow its mangrove supply.
The city’s sand dunes form another natural barrier against sea level rise, and the city is devoting resources to keep them nourished.