How is 'above mean sea level' measured?

2006-09-14 03:58:42 · 1 answers · asked by Naanakka 2 in Education & Reference ➔ Other - Education

1 answers

Over the past couple of centuries oceanographers have measured the low tide and the high tide. From this they derive a median number and average this number over a very long period of time. That average is the mean sea level.

2006-09-14 04:08:58 · answer #1 · answered by Albannach 6 · 0⤊ 0⤋

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