[Something] Attracts immigrants in hard times    The southwest is suffering rapid change    Coal-burning plants multiply and the Four Corners grow dingy    The Grand Canyon is overrun by motorized rafters and transistorites    Our lust for energy dams the rivers    Missile sites, bombing ranges nuclear testing, and mock desert warfare   all disturb Lummis' classic southwest.    When blowing dust annoys the urbanites, their reaction is to blacktop the   desert