Complex sentence: The 1938 storm, which blew in seeds returning Fishers to its pre- 1815 foliage, was less severe with only a few local residences destroyed, primarily by wind.
Split into simpler sentences: The 1938 storm blew in seeds, returning Fishers to its pre- 1815 foliage. It was less severe, with only a few local residences destroyed, primarily by wind.