| Working Paper: December, 2009 | Guy Patrice Dkamela, Félicien Kabamba Mbambu, Kemen Austin, Susan Minnemeyer, and Fred Stolle
|
| March, 2009 | Mindy Selman, Evan Branosky, Cy Jones |
| December, 2006 | Lauretta Burke, Zachary Sugg, with contributions from: Will Heyman, Shin Kobara, Laurent Cherubin, Christopher ... |
| April, 1999 | Nathan Badenoch
|
| October, 2006 | Lauretta Burke, Eric van Praag, Joep Luijten, Liza Agudelo
|
| July, 2003 | IUCN-The World Conservation Union, the International Water Management Institute (IWMI), the Ramsar Convention ... |
| April, 2004 | Peter Veit, Catherine Benson |
| August, 2002 | Norbert Henninger, Mathilde Snel
|
| June, 1998 | Allen Hammond |
| April, 1986 | A report by the World resources Institute and the International Institute for Environment and Development
|