Friis-Christensen received a Magisterkonferens (Ph.D. equivalent) in Geophysics from University of Copenhagen in 1971.[2] In 1972, he was a geophysicist at the Danish Meteorological Institute. His interest in solar activity began in August, in his tent, when he experienced an extreme solar storm I was in Greenland, on my first assignment in my new job as geophysicist at the Danish Meteorological I... show more