| AcO | Acta Oecologica | In Latin | → Serial publications, periodicals |
| BERG | Biofilm und Ecoystem Research Group | In English | |
| CEFE-CNRS | Centre d'Écologie Fonctionnelle et Évolutive - Centre National de la Recherche Scientifique | In French | |
| CELSS | Controlled Ecological Life Support System | In English | |
| CLGE | Central Laboratory of General Ecology | In English | → Research institutes |
| COREO | Consortium of Regional Ecological Observatories | In English | → Organizations and associations → Environment, environmental sciences |
| IDEMU | Institut de l'Écologie en Milieu Urbain | In French | → Environment, environmental sciences |
| ISME | International Symposium on Microbial Ecology | In English | → Congresses |
| LTER | Long-Term Ecological Research | In English | |
| LUTEA | Land Use in Temperate East Asia | In English | → Agricultural sciences |
| MicEc | Microbial Ecology | In English | → Serial publications, periodicals → Microbiology |
| NARME | Natural Resources Management and Ecological Engineering | In English | → Environment, environmental sciences |
| NEON | National Ecological Observatory Network | In English | |
| NIOO | Nederlands Instituut voor Ecologie | In Dutch | |
| OGS | Official Gene Set | In English | |
| RITMER | Réseau 'Pollutions marines accidentelles et conséquences écologiques sur le littoral' | In French | → Nature |
| SEARP | South-East Asia Rainforest Research Programme | In English | |
| UWS | Urban Wildlife Society (www.urbanwildlifesociety.org) | In English | → Organizations and associations → Environment, environmental sciences |
| VEN | Verein zur Erhaltung der Nutzpflanzenvielfalt | In German | → Organizations and associations → Nature and society |
| ZNIEFF | Zone Naturelle d'Intérêt Écologique, Faunistique et Floristique | In French | → Regional planning → Environment, environmental sciences |
| ZNIEFF | Zone Naturelle d'Intérêt Écologique Faunistique et Floristique | In French | → Environment, environmental sciences → Botany → Zoology |