North TO the Canyon thru Arizona with Aura

  Bisbee: heaven of industry’s debris

  Green Valle: living by the pit

  Tohono cotton: Picacho was a sideshow

  Oracle: where I became me

  Biosphere 2

  Biosphere 2 Getting ready for the move

  Biosphere 2 getting it right

  Easier to learn from simpler experiments

  The gift to Esteban’s hybrids

  Less asphalt in Tempe AZ

  Arcosanti: Living together amidst nature

  Sine’s discovery

  Coping with population

  A step up from the status quo

  Ghost towns as a resource- Jerome