By Garner, Robert, Jaggard, Lyn
By L. Davidson, R. Stebbins
By Leigh Stringer
By Dan Cruickshank, Sir Banister Fletcher, Andrew Saint, Kenneth Frampton, Peter Blundell Jones
By Tony Hunt
By Ruth Mourik
By Jonathan Lesser, Daniel Dodds, Richard Zerbe
By Low, Robert
By Author M. Unknown
By Robert F. Durant, Daniel J. Fiorino (Director, American University), Rosemary O'Leary (University of Kansas)
By Michael R. Redclift, Graham Woodgate
By Richard Madden, National Trust Books
By Richard Padovan
By Andrew S. Goudie (University of Oxford, UK)
By Chris Park (Lancaster University)
By Gareth Jones
By Daniel D. Chiras
By Scott Spoolman (President, Earth Education and Research), G. Miller (President
By Prof Keith Smith (University of Stirling, UK), keith smith
By Alison Jolly, Hilary Bradt, Margaretta Jolly
By Jane Goodall, Gail Hudson, Michael Pollan
By Forster, George
By Randall McMullan
By Michael E. Kraft
By Christian Ludwig, Stefanie Hellweg, Samuel Stucki
By Neil Carter (University of York)
By David E. Camacho
By John MacKinnon (EU Co-director, EU Co-director, ASEAN Regional Centre for Biodiversity Conservation), Karen Phillipps, Dave Showler
By Keith Somerville
By Tom Griffiths, Libby Robin