By G.Bruce Doern, Thomas Conway
By Leif Bersweden
By Rudiger Wurzel, James Connelly (University of Hull, UK)
By Philip Lowe, Jane Goyder
By Dr Oliver Rackham
By Hauxwell, Hannah
By Geoffrey O'Connor
By Christy Lefteri
By David Lewis, Nazneen Kanji (International Institute for Environment and Development, UK), Nuno S. Themudo
By J.J. Dykstra
By Paul Jepson, Richard J. Ladle
By Bryan G. Norton (Bryan G. Norton)
By Jennifer Elliott
By Lovelock, James
By ML Hunter
By Mark Zeitoun
By Franklin Fisher, Annette Huber-Lee
By Julian Caldecott
By Ross Barnett
By George Monbiot
By Bart van Olphen
By Patrick Barkham, Alastair Fothergill
By John Busby, J. Laughton Johnston
By Roger Deakin
By Jonathan Wills
By Jonathan Wills, Karen Warner
By Alison Benjamin, Brian McCallum
By Pearson, David, Elkington, John
By Gilbert White, Anne Secord (Associate Editor, Darwin Correspondence Project, University of Cambridge)