*International Solar Energy Society...

*International Network for Sustainable Energy...

*International Council for Local Environmental...

*Green Volunteers (www.greenvolunteers.org)--...

*GREEN Senegal (www.greensenegal.org)-- GREEN...

*Greenpeace International (www.greenpeace.org)--...

*Greenhosting (www.greenhosting.org)-- Effective...

*GREEN GROUP (www.green-group.com)-- established...

*Greenforce (www.greenforce.org)-- a non-profit...

*Global Village of Beijing (www.gvbchina.org)--...

*Global Living Project...

*Global Legislator’s Organization for a Balanced...

*Global Environmental and Outdoor Education...

*Global EcoVillage Network (www.gaia.org)-- The...

*Fundacion Vida (www.fundacionvida.org)-- The...

*Friends of the Earth International...

*Friends of Peoples Close to Nature...

*Foyle Basin Council...

*Foundation for the Rights of Future Generations...

*Festive Earth (www.festiveearth.com)-- Festive...

*European Environmental Bureau (www.eeb.org)--...

*Environmental Trust (www.envirotrust.org)-- The...

*Environmental Partnership for Central Europe...

*Environment Liaison Centre International...

*Environmental Defense Society...

*Environmental Bureau of Investigation...

*Energy Club (www.energiaklub.org)-- founded by...

*Ecologia Trust (www.ecologia.org.uk)-- The aim...

*Ecovolunteers (www.ecovolunteer.org)-- all...

*Ecoteach Foundation...