1961-1975 20thcentury africa asia australia congresses developingcountries digitalmedia economicpolicy environmentalpolicy families flowergardening gardening gardeningtechniques gardenplants gardentypes gastropoda genderidentity general history humanrights identification industrialization internet:generalworks internetgovernance islam landscapegardening lawns liverworts mediastudies mediastudies:internet middleatlanticregion miscellaneous mollusks mosses nativeplant northeastern northern ohio organicgardening ornamental peoplewithdisabilities politicalscience politicsandgovernment pollution railroads rainforestplants rural-urbanmigration seasonalgardens sexrole sexuality socialaspects society southasia southatlanticstates southcentralregion southeastasia tasmania theory tools tricks ussouth:southatlanticstates vietnamconflict vietnamwar warfare western wildflowergardening