This webinar is the first in the IAEA’s Nuclear Back End Webinar Series, focusing on how to advance national nuclear back end programmes. During this webinar, international experts will highlight the importance of advance arrangements for management of spent nuclear fuel and radioactive waste as well as decommissioning of nuclear facilities. They will also address the main challenges and issues in developing back-end capacities for both small and big nuclear programmes, and the conditions and qualities needed to provide safe, secure and effective solutions in efficient way