Surfside collapsed condo was sinking. Your house might be too. - South Florida Sun-Sentinel
Just days after the collapse of the condo tower in Surfside, a little-known study emerged that the building had been sinking for years. The phenomena known as subsidence damages houses from Key West to Palm Beach. When it takes place unevenly, with one side of a building settling faster than the other, it can crack floors, distort window frames and generate lawsuits over insurance coverage.
Source: sun-sentinel.com