Disaster management is a science concerned with the systematic process of using administrative decisions, organization, operational skills and capacities to implement policies, strategies and coping capacities of the society and communities to lessen vulnerability to hazards and related disasters. A key component of disaster management is Disaster Risk Reduction (DRR), which is a systematic approach to identifying, assessing and reducing the risks of disaster.

Your appearance is one reason. Another is that the gap left by a missing tooth can mean more strain is put on the teeth at either side. A gap can also mean your ‘bite' is affected, because the teeth next to the space can lean into the gap and change the way the upper and lower teeth bite together. This can then lead to food getting packed into the gap, which causes tooth decay and gum disease.