Organismi internazionali
- UNCSD United Nation Commission for Sostainable Development
- UNFCCC United Nation Framework Convention on Climate Change
- UNCCD United Nation Convention to Combat Desertification
- UNCBD - United Nations Convention on Biological Diversity
- REC Regional Environment Center
- UNEP United Nation Environment Programme
- UNDP United Nations Development Programme
- UNESCO United Nations Educational, Scientific and Cultural Organization
- WHO World Health Organization
- FAO Food and Agriculture Organization of the United Nations
- OECD Organization for Economic Co-operation and Development
- EPA USA Environmental Protection Agency (Stati Uniti)
- CITES Convention on International Trade in Endangered Species of Wild Fauna and Flora
- Desertification Information Network
- ICLEI International Council for Local Environmental Initiatives