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Height above mean sea level

3:26

What is Sea Level?

2:49

What is AGL vs MSL?

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How Does Height Above Sea Level Affect Climate?

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Elevation - Above and Below Sea Level (Illustrative Math)

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How do I find out my elevation above sea level?

Height above mean sea level is a measure of the vertical distance of a location in reference to a historic mean sea level taken as a vertical datum. In geodesy, it is formalized as orthometric heights.