By Prescott-Allen, Robert, Prescott-Allen, Christine
By Anil Agarwal, James Kimondo, Gloria Moreno, Jon Tinker
By Institute, Worldwatch
By Timberlake, Lloyd
By David W. Pearce, Anil Markandya, Edward B. Barbier
By Pearce, David
By Pearce, D.W.
By Rich, Bruce
By Tony Worsley, Geoff Tansey
By Satterthwaite, David
By Zadek, Simon, Evans, Richard, Pruzan, Peter
By Pretty, Jules N.
By Pretty OBE, Jules
By McAuslan, Patrick
By Pearce, David, Moran, Dominic