1991 20thcentury apportionment(electionlaw) assimilation(sociology) casestudies census censusrecords citizenparticipation cityandtownlife communication communitydevelopment congresses cultural culturalassimilation culturalpluralism cultureandglobalization dd9415 demography earthscience econometricmodels emigration emigrationandimmigration england environment environmentalaspects ethnicgroups ethnicrelations ethnology europe feministgeography fertility forecasting forecasts féconditéhumaine general geographiedelapopulation geographiefeministe geography governmentpolicy géographiedelapopulation géographieféministe hb1951 hispanicamericans historicalgeography history human humanfertility humangeography immigrants immigration informationtechnology internal internalmigration internalsecurity international landscape landscapes london metaphor migration minorities miscellaneous mobilecommunicationsystems mortality mortalité movement names nashville naturalresources partyaffiliation personal place(philosophy) politicalaspects politicsandgovernment politiquedémographique population populationdynamics populationforecasting populationpolicy processphilosophy psychologyof publichealth racerelations recensement residentialmobility rockymountainsregion roleselonlesexe rural-urbanmigration ruraldevelopment rôleselonlesexe security sexrole socialaspects socialconditions socialjustice socialpolicy socialprediction socialscience spatialanalysis(statistics) spatialbehavior statisticalmethods statistics sustainabledevelopment tennessee transnationalism transportation twenty-firstcentury unitedstates urbanization