Topics: Hydrobiology, LenticHabitat, Limnology, fresh water ecology, littoral zone, lake, lentic communities, lotic habitat, Estuaries, Estuarine nutrient cycling, marine environment, marine organisms

Topics: Sociolinguistics, Sociology of Language, speech communities, Bilingualism, Diglossia, code switching, code mixing, Language Maintenance, language shift, Language Planning, social class

Topics: Language, language study, language use, speech communities, phoneme, phonetic structure, grammatical forms, sentence types, syntax, morphology, morphologic types, substitution, form classes, lexicon, written records, comparative method, dialect geography, phonetic change, analogi change, semantic change, cultural borrowing, intimate borrowing, dialect borrowing

Topics: Sociology, sociological research, Organizing social life, culture, socialization, social interaction, social structure, groups, organization, deviance, social control, Social inequality, stratification, social mobility, Social institutions, family, religion, education, government, economy, communities, urbanization, population, environment, collective behaviour, social movements, social change, technology

Topics: Rural Sociology, urban settings, Settlement Patterns, Village Organizations, Rural Infrastructure, Rural Social Institutions, Rural Economic Institutions, marriage, family, Rural School System, Social Interactions, Rural Communities, Nigeria rural development, social change, Agricultural Sociology, culture, norms, statuses, roles, values, beliefs, power

Topics: Agricultural Extension, Rural Sociology, Agricultural Extension, Agricultural Extension Methods, Social Stratification, Rural Social Change, social changes theories, Rural Communities

Topics: Sociolinguistics, Sociolinguistic Differences, Speech Communities, Speech Acts, Speech Events, Dialects, Idiolects, Sociolects, Code Mixing, Code Switching, Register, Style, Pidgins, Pidginisation, Creoles, Creolization, slangs, clichés, Taboos, Profane Usage, Monolingualism, Bilingualism, Language Contact, Multilingualism, Diglossia, Polyglottism, Language Ideology, Sociolinguistic Variation, language determinants

Topics: Aquaculture, Environment, Aquaculture Farms, water quality, Hypernutrification, Eutrophication, siting farms, farm design, Animal Wastes, sewage, Heated-water Effluents, water recycling, Aquaculture Waste Production, Feed-derived Waste Products, Metabolic Waste Products, feed loss, Fertilizer-derived Wastes, Algal Blooms, Bacterial Communities, Polyculture, species diversity, disease transmission, genetic dilution, pathogens, aquaculture products safety, microbial contamination, Organochlorines contamination, environmental Contaminants, trace metals contamination, Economic Sustainability, Aquaculture Sustainability, Environmental Sustainability, Aquaculture Development Zones, Environmental Impact Assessment, land use, water use, waste treatment

Topics: Sociolinguistics, languages, dialects, social identity, language change, regional dialects, dialect continua, dialect geography, speech communities, social networks, social identities, Perceptual dialectology, Linguistic landscapes, Diglossia, language attitudes, language ideologies, Language learning, Questioning diglossia, Multilingual Discourse, Multilingual identities, Markedness Model, Lingua Francas, contact languages, Pidgin Languages, Creole Languages, Pidgin Formation, Creole Formation, Morphosyntax, Language Variation, mapping dialects, dialectology, linguistic variable, Social Variation, Social class membership, Social networks, data collection, data analysis, sampling, pragmatics, speech acts, pronouns, discourse analysis, interactional sociolinguistics, contextualization, critical discourse analysis, sexist language, grammatical gender marking, Women's language, Multilingual Education, language policy, language planning

Topics: Microbiological tests, Haematological tests, Blood transfusion tests, culturing blood, semen examination, bacterial pathogens, fungal pathogens, Viral pathogens, blood collection, hemoglobin measurement, counting white cells, counting platelets, blood films, Erythrocyte sedimentation rate, Reticulocyte count, Methaemoglobin reduction test, blood donation, blood storage, blood grouping, compatibility testing