Good luck finding Tuvalu on a map. The Pacific paradise, located between Australia and Hawaii, is one of the smallest countries in the world. Its nine tiny islands combine for just 10 square miles.

A recent article in your paper cites a forecast of a 2-foot rise in sea level by year 2100. Fortunately, NOAA runs a tide gauge in Calibogue Sound about five miles south of Hilton Head Island.

Global sea level rose faster than expected in 2024, mostly because of ocean water expanding as it warms, or thermal expansion. According to a NASA-led analysis, last year's rate of rise was 0.23 ...