<Environment Root > -A World in Which We Live

• The srf_params field describes the spatial reference frame (SRF) in which all <Locations> in the scope of this <Environment Root> are defined

• <Spatial Domain> component specifies the bounding rectangle or volume in which the <Environment Root> is contained

• Business Rule: Non-Empty Environment Root

  • May have <Features>, <Geometry>, or both
  • May NOT be empty

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