On a chilly December morning in northern Arizona, near the town of Page, Nicole Horseherder stood beside a barbed-wire fence, waiting for the smokestacks of the Navajo Generating Station to fall. The …On a chilly December morning in northern Arizona, near the town of Page, Nicole Horseherder stood beside a barbed-wire fence, waiting for the smokestacks of the Navajo Generating Station to fall. The …