PCB's in the food chain /

This program shows how the effects of marine pollution move up through the food chain, as chemicals are absorbed by and concentrated in the body tissues of marine animals and whatever eats them.

Bibliographic Details

Corporate Authors:	Films for the Humanities (Firm), Nihon Hōsō Kyōkai
Format:	Video DVD
Language:	English
Published:	Princeton, NJ : Films for the Humanities & Sciences, [2003]
Series:	Fragile planet (Princeton, N.J.)
Subjects:	Polychlorinated biphenyls > Toxicology. Polychlorinated biphenyls > Environmental aspects. Documentary films.