Wilderness areas in literature History and criticism 18 Nature in literature 16 American literature 11 Landscapes in literature 9 Ecology in literature 8 Environmental protection in literature 8 more ... History 6 Conservation of natural resources in literature 4 Ecocriticism 4 English literature 4 In literature 4 Outdoor life in literature 4 Forests in literature 3 Intellectual life 3 Knowledge and learning 3 Philosophy of nature in literature 3 Place (Philosophy) in literature 3 American fiction 2 Animals in literature 2 Cartography 2 Criticism 2 Environmental literature 2 Historiography 2 Literature and science 2 Natural history 2 Surveying 2 Theory, etc 2 American poetry 1 Authorship 1 less ...