Susan White

human geography urbanization cultural geography semi-periphery core periphery world systems mini-systems neocolonialism colonialism urban morphology spatial analysis distance physical geography location greenwich equator longitude absolute location transferability hierarchical diffusion regional geography latitude scale prime meridian geography of agriculture economic det demography population amazonian agriculturalists subsistence hunting caboclo peoples kinship culture religion geography urban issues urban history zone of transition urban structure urban system brazilian immigration heartland theory nationlism territories gross national income economic development activity levels sustainability development quaternary gross domestic product agriculture language famlies religion in the u.s. world religions world languages culture regions urban geography dualism urban form geographical imagination accessibility globalization roman empire infrastructure industrial revoulution great britain unitary state east west divide political geography nation-state north south divide decolonization imperialism nations and states sovereignty federal state citizenship geopolitics