A/HRC/19/63 families are aware of their unconditional entitlement to humanitarian assistance in a natural disaster. Design and implementation of disaster prevention and disaster risk reduction plans 142. Effective policy, programmatic and operational measures to protect children must be built into all phases of natural disaster risk prevention, preparedness, response and recovery. 143. Data gathered through centralized information systems should be used to develop and strengthen evidence-based information systems that are essential to disaster-risk mitigation and preparedness efforts and to improving child protection systems in natural disasters. Lessons learned should be widely disseminated. 144. International agencies and organizations and other humanitarian actors should ensure that child rights are given primary consideration in the design and implementation of plans of action for the delivery of services during a natural disaster. 24