A Door Into Ocean

a door into ocean is the novel upon which the author''s reputation as an important SF writer principally rests. A ground-breaking work both of feminist SF and of world-building hard SF it concerns the sharers of short a nation of women on a distant moon in the far future who are pacifists highly advanced in biological sciences and who reproduce by parthenogenesis-theree are no males-andd tells of the conflicts that erupt when a neighbouring civilization decides to develop their ocean world and send in an army..