| EEA | European Environment Agency | 
| EEI | European Energy Institute | 
| EUROSTAT | Statistical office of the European Union | 
| GEOSS | Global Earth Observation System of Systems | 
| IEA | International Energy Agency | 
| OME | Observatoire Méditerranéen de l’Energie | 
| Plan Bleu | Regional Activity Center | 
| WRI | EarthTrends Environmantal Information |