Jane Smileys novel A Thousand Acres interweaves different traumatic experiences in various historical times from a womans angle, and presents a panoramic picture of American women in the 20th century. Approaching the novel from the perspective of trauma theory, this paper analyzes Ginnys hard journey of survival and redemption escaping from trauma, confronting and getting rid of traumatic psychology. It reveals that Jane Smiley uncovers the cause of the females trauma, while expressing her deep concern about Ginnys psychological trauma, reflecting her thinking on womens predicament of survival and worry about ecological crisis.