Give short answers :

Define the terms

a. Disaster Risk Reduction

b. Structural Measures

(a) Disaster Risk reduction has been defined by the UNISDR as “the concept and practice of disaster risk through systematic efforts to analyze and manage the causal factors of disasters including through reduced exposure to hazards, lessened vulnerability of people and property, wise management of land and environment, and improved preparedness for adverse events.” The impact of the disaster depends on how much it has been on society and environment. There are some of the important aspects of the Disaster Risk Reduction; they are Mitigation, Early Warning System, Disaster Preparedness and Recovery.

(b) It is one of the categories included in the mitigation. Mitigation is the measures practised to reduce the disaster. The structural measures refer to any physical construction to reduce or avoid the hazard that is yet to happen. These measures include the engineer techniques that are involved to hazard resistance and resilience structures and system of buildings.