https://www.sciencedaily.com/releases/2014/05/140521094501.htm
A new way of measuring sea level using satellite navigation system signals, for instance GPS, has been implemented. Sea level and its variation can easily be...
new tidegps signalssea levelgaugeuses
https://www.bodc.ac.uk/data/hosted_data_systems/sea_level/historical_uk_tide_gauge_data/
Several large historic sea level datasets in the form of scanned images of tide gauge charts and ledgers have been added to our National Oceanographic...
tide gaugehistoricalukdatascanned