History 118 Indians of North America 30 Social conditions 30 Antiquities 26 Politics and government 24 African Americans 18 Social aspects 17 Excavations (Archaeology) 16 Seminole Indians 14 Social life and customs 14 Civil rights 12 Cuban Americans 12 Ethnic relations 12 History and criticism 12 Race relations 12 Roads 12 Description and travel 10 Emigration and immigration 10 Political activity 10 Research 10 Travel 10 Water quality management 10 American literature 8 Aquifer storage recovery 8 Campaigns 8 Discovery and exploration 8 Economic conditions 8 Ecosystem management 8 Ethnic identity 8 Immigrants 8 Management 8 Missions, Spanish 8 Political aspects 8 Religion 8 Restoration ecology 8 Spaniards 8 Archaeological expeditions 6 Coastal ecology 6 Environmental conditions 6 Frontier and pioneer life 6 History, Local 6 Missions 6 Population 6 Spanish 6 Wetland restoration 6 Environmental aspects 5 Fiction 5 Administration 4 Allied health personnel 4 Anthropometry 4 Authors, American 4 City planning 4 Coastal zone management 4 Colonies 4 Cubans 4 Education and state 4 Educational change 4 Environmental policy 4 Ethnoarchaeology 4 French 4 Hispanic Americans 4 Human remains (Archaeology) 4 Hurricane Andrew, 1992 4 Hydrology 4 Land use 4 Latin Americans 4 Legislators 4 Lynching 4 Migration, Internal 4 Minorities 4 Mississippian culture 4 Planning 4 Prisoners of war 4 Racism 4 Regimental histories 4 Religious life 4 Services for 4 Slavery 4 Soldiers 4 Sustainable development 4 Urban policy 4 Water-supply 4 Wetland management 4 Women 4 Women fire fighters 4 Aedes 3 Animals, Genetically Modified 3 Control 3 Dengue 3 Disease Transmission, Infectious 3 Ecological and Environmental Phenomena 3 Gene Drive Technology 3 Genetic Engineering 3 Genetic engineering 3 Insects 3 McNally, Archy (Fictitious character) 3 Mosquito Control 3 Mosquito Vectors 3 Mosquitoes 3 Prevention 3