College of Law, Wyoming University

edited by Neil Roberts

von Friedhelm Brieda (Projektleiter), Giselher Eichmüller

edited by Monica Hale

Steven M. Silverberg, Mark S. Dennsion

Michael M. Gibson

Randall Baker

David Pepper

edited by Barbara Jancar-Webster

edited by Edward Dommen

I.G. Simmons

R.J. Gurney, J.L. Foster, C.L. Parkinson

Joni Seager

prepared for UNEP by the GEMS Monitoring and Assessment Research Centre, London, UK in co-operation with the World Resources Institute, Washington, D.C., UK Department of the Environment, London

edited by Leon N. Moses, Dan Lindstrom

herausgegeben von Gertrude Lübbe-Wolff ; mit Beiträgen von Thomas Bunge ・・・ [et al.]

edited by Clifford S. Russell & Jason F. Shogren

François Falloux and Lee M Talbot

Michael Allaby

Judd H. Alexander

compiled by Joseph A. Miller ... [et al.]

edited by Bryan Cartledge

von Henning v. Köller

by Anantha K. Duraiappah