Subject
American literature
1
American literature Women authors
1
Aquifers Environmental aspects
1
Authors, American
1
Brazil Social life and customs
1
Brazilian fiction
1
Brazilian fiction Women authors
1
Chinese poetry Women authors History and criticism
1
Chinese poetry Women authors Translations into English
1
Climatic changes Research
1
Frontier and pioneer life
1
Groundwater Pollution
1
Indians of North America
1
Nevada National Security Site (Nev.) Environmental aspects
1
Nuclear weapons Testing Environmental aspects
1
Orogeny
1
Paleoclimatology Research
1
Radioactive pollution of water
1
River channels Migration
1
Short stories, Brazilian
1
Streamflow
1
Thrust faults (Geology)
1
Timberline
1
West (U.S.)
1
Women
1
Women and literature
1
Women pioneers
1