Great lakes, fragile seas [videorecording]

North America's freshwater seas have been subjected to decades of human abuse. Documents concurred groups attempting to repair past damage and confronting new threats to these waters. Shows how bodies of water affect lives of people. Shows the multifaceted aspects of the seas and other bodies o...

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Détails bibliographiques
Collectivités auteurs: National Geographic Society (Washington, D.C.), WQED (Television station : Pittsburg, Pa.)
Autres auteurs: Seamans, Joe
Format: Visual Material
Langue:English
Publié: Washington, D.C. The Society c1991.
Sujets: