Pacific Edge

2065: In a world that has rediscovered harmony with nature, the village of El Modena, California, is an ecotopia in the making. Kevin Claiborne, a young builder who has grown up in this "green" world, now finds himself caught up in the struggle to preserve his community's idyllic way of life from the resurgent forces of greed and exploitation.

Pacific Edge is the third novel in Kim Stanley Robinson's Three Californias Trilogy.

Synopsis from Open Library.