This handbook is a guide to the federal Endangered Species Act, the primary U.S. law aimed at protecting species of animals and plants from human threats to the

"Wildlife in a Changing World" presents an analysis of the 2008 IUCN Red List of Threatened Species. Beginning with an explanation of the IUCN Red List as a key

"As Secretary of the Interior, implementing the Endangered Species Act was one of my most important, and challenging, responsibilities. All who deal with this c

This book represents the most comprehensive compilation of data on threatened vascular plants ever published. It includes the names of some 33,000 plant species