Groundwater [motion picture] / Encyclopaedia Britannica Educational Corporation ; producer, director, Bert Van Bork ; writer, James Clark.
Material type:
FilmPublication details: Chicago, Ill. : The Corporation, 1982.Description: 1 film reel (18 min.) : sd., col. ; 16 mm. + 1 guideSubject(s): Production credits: - Camera, editor, Bert Van Bork.
Title from data sheet.
Intended audience: Ages 14 through adult.
Issued also as videorecording.
Camera, editor, Bert Van Bork.
Explains how groundwater originates and illustrates various forms in which it occurs. Uses animated sequences to show geological formations that result from erosion or deposition of groundwater, the properties that characterize good aquifers, and the importance of groundwater as a natural resource.
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