The limestone in the Florida Keys is not sinking, afaik. There, around a foot (.3m) rise in the last 100 years is indicated by the sea level data. https://tide

The limestone in the Florida Keys is not sinking, afaik. There, around a foot (.3m) rise in the last 100 years is indicated by the sea level data. https://tidesandcurrents.noaa.gov/sltrends/sltrends_station.shtml?stnid=8724580 https://tidesandcurrents.noaa.gov/sltrends/sltrends_station....