Direct measurements of the Earth's magnetic field are continuously made around the world at magnetic observatories; they are obtained at all kinds of locations, ranging from ocean to land and even air. All this activity has prompted the question, Why all the effort in the magnetic satellite epoch?, or, Why observe the Earth's magnetic field in such different locations? To answer these important questions, a workshop on European geomagnetic repeat station surveys was organized at the Adolf Schmidt Observatory for Geomagnetism in Niemegk, Germany
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