#natural_resource__naturalresource__naturalresource  resources (actual and potential) supplied by nature
  supertype:  #resource  available source of wealth; a new or reserve supply that can be drawn upon when needed
  subtype:  #land_resources  natural resources in the form or arable land
  subtype:  #mineral_resources__mineralresource  natural resources in the form of minerals
  subtype:  #renewable_resource__renewableresource  any natural resource (as wood or solar energy) that can be replenished naturally with the passage of time

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