The New Encyclopaedia Britannica, Volume 9Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Antarctic antibodies antigen atoms basalt basin bonds carbon cause cells centimetres central centre century chemical composition crystals cultural cycle cyclone earth economic effect eruption evaporation feet feldspar feldspathoids flow freezing gabbro glaciers groundwater humidity Hungarian Hungary hunting hydrocarbons hydrogen hydrograph hydrologic hydrologic cycle hypnosis ice sheets icebergs Iceland ideology igneous rocks Illinois immunoglobulin immunological important increase India industry intrusive kilometres king known lakes land lava layers liquid lymphocytes mafic magma major melting ment metres miles millimetres minerals molecules mountain natural North northern occur ocean parasitic percent philosophy plagioclase political population precipitation pressure produced rainfall reaction region relatively result Reykjavík river runoff Samkhya snow social soil square kilometres square miles structure surface temperature theory tion ture types United vapour volcanic western wind zone