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Ecosystems [videorecording] / Hawhill Associates ; written and produced by Bill Stonebarger. Videographers, Jane Denny, Michael Stonebarger, Bill Stonebarger ; editors, Michael Stonebarger, Bill Stonebarger ; music, Michael Stonebarger. - [Updated version]. - Madison, WI : Hawkhill Video, 2005. - 1 videodisc (ca. 40 min.) : sd., col.; 4 3/4 in. + 1 guide ([4] p. ; 19 cm.) + 2 mastery quizes ([4] p. each ; 19 cm.)

Closed-captioned for the hearing impaired. Two parts on one DVD. Subtitles.

Pt. 1. From nature study to ecology (19:00) -- Pt. 2. The web of life (19:26)

Writer, Bill Stonebarger ; photographer, Bill Stonebarger ; music, Mike Stonebarger. Writer, Bill Stonebarger ; photographer, Bill Stonebarger ; music, Mike Stonebarger.

In part 1, the naturalist tradition of Henry David Thoreau is contrasted with the hard science tradition of modern quantitative ecology. Features new footage from Walden Pond and from Silver Springs, Florida, where Eugene and Howard Odum did their pioneering studies in the 1950s. In part 2, the program carefully outlines concepts used by ecologists to study ecosystems today. Includes a look at how human values play key roles in environmental choices. --Container.


DVD

ISBN: 1559791659 9781559791656

Subjects--Topical Terms:
Ecology.
Nature conservation.

LC Class. No.: QH541

Dewey Class. No.: 574.5 / E19