ECI Advisors are individuals who are formally recognized as sources of expert advice and support for ECI. Individuals are invited to become advisors based on their individual commitment to the Earth Charter, their capacity to actively provide advice and support for ECI. Advisors are appointed by the executive director of the Secretariat.
- Peter Blaze Corcoran, United States
- Abelardo Brenes, Costa Rica
- Daniela Carvalho Piaggio, Brazil
- Ron Engel, United States
- Maria Edite Fernandes Faganello, Brazil
- Luis Figueiredo, Brazil
- Moacir Gadotti, Brazil
- Parvez Hassan, Pakistan
- Rafael Luna, Costa Rica
- Rose Marie Inojosa, Brazil
- Ronnie King, United States
- Waverli Maia Matarazzo-Neuberger, Brazil
- Marialidia Marcotulli, United States/Venezuela
- Turner Mojica, Costa Rica
- Cristina Moreno, Brazil
- Herman Mulder, The Netherlands
- Maria Novo, Spain
- Jan Pronk, The Netherlands
- Nick Robinson, United States
- Moema Vizzer, Brazil
