This book is highly interdisciplinary and uses a systems approach for analyzing and describing a marine ecosystem. It gives an overview of the Baltic Sea, but is useful for any marine scientist studying large marine ecosystems.

Beavers are the great comeback story--a keystone species that survived ice ages, major droughts, the fur trade, urbanization and near extinction.

This book provides an authoritative review of the resources of soils, water, climate, forests and pastures on which agriculture depends.

This revised edition includes a new afterword by the author.

This book reports on vital research on the ecology of big-leaf mahogany, including genetic variations, regeneration, natural distribution patterns and the silvicutural and trade implications for the tree.

Fresh water is essential to both the ever-expanding human population and the ever-threatened natural landscapes that surround us.

The degrading environment of the planet is something that touches everyone. This 2011 book offers an introductory overview of literary and cultural criticism that concerns environmental crisis in some form.

This is American history at its best—an enthralling story that should not be forgotten."—Susan Power, author of The Grass Dancer

At last, an easy-to-understand book traces the history of this strange phenomenon utilizing the research of many of the "heavyweights" of UFOlogy -- and it's been making sense to a lot of people. This is a book for everyone.

This volume explores the rich yet largely uncharted terrain at the intersection of fire policy, fire science, and fire management in order to find better ways of addressing this pressing dilemma.