Here are entered works on population shifts from an urban to a rural environment. Works on population shifts from a rural to an urban environment are entered under Rural-urban migration.
Plays set in an uncertain future, in a society ruled by an ineffectual, corrupt, or oppressive regime or by aliens, robots, etc. For plays set in a world or civilization after a catastrophic event (e.g., nuclear war, an alien invasion), sometimes also including the period immediately preceding the event, see Apocalyptic drama.
Fiction set in an uncertain future, in a society ruled by an ineffectual, corrupt, or oppressive regime or by aliens, robots, etc. For fiction set in a world or civilization after a catastrophic event (e.g., nuclear war, alien invasion, pandemic, environmental collapse), sometimes also including the period immediately preceding the event, see Apocalyptic fiction.
Countervailing power -- United States. / https://id.loc.gov/authorities/subjects/sh85033450 https://id.loc.gov/authorities/names/n78095330-781 : Galbraith, John Kenneth,
Counties -- United States -- Statistics. / https://id.loc.gov/authorities/subjects/sh2004003388 https://id.loc.gov/authorities/names/n78095330-781 https://id.loc.gov/authorities/subjects/sh99001414
--subdivisions Counting, Eggs--Counting and Nests--Counting under individual animals and groups of animals, e.g. Fishes--Counting; Fishes--Eggs--Counting; Fishes--Nests--Counting