Geodesy: Difference between revisions

'''Geodesy''', which is sometimes called '''geodetics''', is a [[science|scientific]] branch of [[geography]] which deals with describing the [[surface]] of the [[earth]]. [[Friedrich Robert Helmert]] (1843-1917), who started the discipline, talked about measuring and mapping the surface of the earth. This includes its [[geometry|geometric]] description (the [[geoid]]) and the measurement and description of its [[gravitational field]]. Some people involved in the discipilne look at [[geodynamics]], the [[Crust (geology)|crust]]s, the [[tide]]s, or the [[Polar motion|motion]] of the [[geographical pole]]s.

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