Global mean sea level
Recent sea level rise
- During the last 100 years, the global mean sea level (GMSL) has risen about 18 cm on average.
- During the last 50 years, GMSL has risen about 12 cm on average.
- GMSL of the current year is the highest since the beginning of data availability. *Note: Due to changing availablities of GMSL data, inhomogeneities in the arithmetic mean can not be excluded.