Sustainable development refers to a pattern of growth that meets the needs of the present generation without compromising the ability of future generations to meet their own needs. It integrates economic development, social equity, and environmental protection into a balanced and long-term approach to progress. In the context of disaster preparedness, sustainable development is crucial because unsustainable practices often increase vulnerability to hazards and magnify disaster risks. The concept is built upon three interrelated pillars: economic sustainability, social sustainability, and environmental sustainability. Economic sustainability ensures that development activities generate long-term growth without depleting resources or creating financial instability. Social sustainability emphasizes equity, inclusion, access to basic services, and community resilience. Environmental sustainability focuses on conserving natural resources, protecting ecosystems, and minimizing pollution and environmental degradation.