Sustainable development
| Green Alliance |  |
www.green-alliance.org | Climate change, Sustainable development, United Kingdom | English |
| Öko-Institut e.V. |  |
www.oeko.de | Germany, Sustainable development | English, German |
| Germanwatch |  |
www.germanwatch.org | Germany, Sustainable development | English, German, French, Spanish |
| Association of Cities and Regions for Recycling and sustainable Resource management - ACR+ |  |
www.acrplus.org | International, Networks of local authorities, Sustainable development | English |
| International Sustainable Energy Organisation - ISEO |  |
hwww.uniseo.org | Energy efficiency, International, Sustainable development | French |