Ecosystems in action.

This series is designed to help teachers of ecology and environmental studies by providing video examples of four different ecosystems. Each program illustrates general principles of ecology and also stresses what is special about a particular ecosystem.

Bibliographic Details

Corporate Author:	Hawkhill Associates
Format:	Unknown
Language:	English
Published:	Madison, WI : Hawkhill Associates, ©2002, 1997.
Subjects:	Biotic communities. Ecology. Pond ecology. Freshwater ecology > Great Lakes (North America) Rain forest ecology. Nature conservation. Écologie des étangs. Écologie d'eau douce > Grands Lacs (Amérique du Nord) Écologie des forêts pluviales. Nature > Conservation. Freshwater ecology. Galapagos Islands Galápagos. Galapagos Islands. Great Lakes.