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air pollution
(Encyclopedia)air pollution, contamination of the air by noxious gases and minute particles of solid and liquid matter (particulates) in concentrations that endanger health. The major sources of air pollution are t...Annelida
(Encyclopedia)CE5 A. The earthworm, Lumbricus terrestris, representative of the phylum Annelida. B. Internal anatomy of an earthworm. Annelida ənĕlˈĭdə [key] [Lat., anellus=a ring], phylum of soft-bodied, ...Georgia, country, Asia
(Encyclopedia)CE5 Georgia jôrˈjə [key], Georgian Sakartvelo, Rus. Gruziya, officially Republic of Georgia, republic (2015 est. pop. 3,952,000), c.26,900 sq mi (69,700 sq km), in W Transcaucasia. Georgia borde...slavery
(Encyclopedia)slavery, historicially, an institution based on a relationship of dominance and submission, whereby one person owns another and can exact from that person labor or other services. Slavery has been fou...Browse by Subject
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