The objective of this Convention is to combat desertification and mitigate the effects of drought in countries experiencing serious drought and / or desertification. The UNCCD recognizes the physical, biological and socio-economic aspects of desertification, and the importance of involving local communities in implementing the provisions of the Convention. At the core of the UNCCD is the development of national, subregional and regional action programmes by national governments, in cooperation with UN agencies, donors, local communities and non-governmental organizations (NGOs).