Climate change is a complex and cross-cutting problem affecting significantly central Tunisia. A projected reduction of annual precipitations by 20 to 30% by 2100 and the increase of occurrence of dry years by 25-30% will only increase the socio-economic challenges and resources scarcity in Central Tunisia. The project aims healthy ecosystems and rural communities with sustainable and diversified livelihoods practices that are resilient to climate changes for the next 30 years. This is through instrumentation of integrated and transformative systems and Water-Energy-Food nexus approach to improve sustainability adaptation capability to CC for more than 124,000 farmers, hence contribute.