Susan Feathers is a writer of fiction and nonfiction. Her focus is people and nature and the influence of place on the formation of character and purpose in each life. In her novel, "Threshold," Feathers explores the impact of climate change in Tucson, Arizona and the Southwest through the lives of characters. Emotional and thought-provoking, the novel brings readers into a hot world with little or no relief, yet the possibility that answers may lie in the deepest historical roots in the land. Susan lives and works in Pensacola, Florida. See WalkEarth.org for more about Susan's writing, and about "Threshold."