What is the main conflict in Prodigal Summer: A Novel by Barbara Kingsolver?

"Prodigal Summer" is a novel about members of a community in Appalachia, specifically focusing on the lives of Deanna Wolfe, Lusa Landowski, and Garnett Walker. These main characters are introverted and solitary individuals who have unique and strong views about their natural surroundings. Throughout the course of a spring and summer, their lives change drastically and they realize that they, like other creatures, are not solitary. They are a part of a complex web that connects all living beings.