A Diversity of Ecosystems.(Alaska) From: Endangered Species Bulletin | Date: March 1, 1999| Author: Whiteford, Richard | COPYRIGHT 1999 U.S. Fish & Wildlife Service. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group.Copyright information

The U.S. Fish and Wildlife Service (FWS) has initiated an ecosystem approach to protecting species and habitats. In Alaska, the ecosystem approach is essential to allow enough room for some species to migrate beyond their presently established ranges to compensate for climate and other environmental changes. Unbroken corridors are needed to prevent disruption of the food supply and provide the elbow-room needed for migration.

For its purposes, the FWS has identified 10 e...

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