Center for Energy, Environment and Resources (CENER 21) is a non-governmental, nonprofit organization established in 2006 with the mission to contribute to sustainable development in South East Europe. CENER 21 works directly with key stakeholders, including international organizations, the government, industry and local authorities deploying technical expertise in the areas of: # Climate Change Mitigation and Adaptation # Resource Efficiency and Cleaner Production # Nature Conservation and Biodiversity # Energy Efficiency