Beaches will shrink and coastal bluffs will crumble, but most Carlsbad residents and their homes will be safe from the rising sea in the decades ahead, according to a new report by city planners.

The draft Sea Level Rise Vulnerability Assessment looks at potential hazards over two time frames — through 2050 and 2100 — and describes possible strategies to prevent flooding, erosion and property damage. The California Coastal Commission requires the assessment for all cities with a Local Coastal Program.