Mark Nelson
type: Person
description: ecologist and one of the eight original crew members of Biosphere 2
birth date: 1947-05-29
birth place: Brooklyn
nationality: United States
has occupation: ecologist
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citations:
  retrieved: 2023-02-10
citations:
  source: Virtual International Authority File
  stated in qid: Q54919
  retrieved: 2017-10-17
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  entity updated at: 2026-05-03T16:20:22.557058+00:00Z
  entity created at: 2026-05-03T13:46:57.023901+00:00Z