Background
He was born in Burlington, Wisconsin.
He was born in Burlington, Wisconsin.
Sponholz has distinguished himself in the field of meteorological research serving on two expeditions to Antarctica. He was Chief Meteorologist on a team of eight at Plateau Station in Antarctica. He is credited with discovering "inversion winds", defined in Schwerdtfeger, West. (1984): Weather and Climate of the Antarctic, Elsevier Science Publishers B. V., Amsterdam, The Netherlands, Chapter 3, pages 44–62, specifically page 55. and represented the United States. on the Japanese Antarctic Research Expedition.
He authored Among the Magi, the story of his Antarctic journey during the 1960s.
Sponholz Peak in Antarctica is named in honor of Martin. Leaving the research world to teach, Martin began serving as professor of science at Martin Luther College in 1982 and continued teaching until the 2010-2011 school year, after which he retired.