Your Q begins "What a phase," which is unclear; did you mean "What phrase..."?
Mitigation
Preparedness
The design/planning phase.
a good topic could be the haiti disaster!
disaster
A damaging event is often referred to as a disaster or a catastrophe.
disaster
catastrophe
An event is considered a disaster when it causes significant damage or disruption to a community, resulting in the need for external assistance for recovery. This could include loss of life, widespread property damage, and severe economic impact. The scale and severity of the event often dictates whether it is classified as a disaster.
A natural disaster.
yes
The business continuity disaster refers to an organization's ability. This ability is to recover from a disaster or an unexpected event. When this occurs, these organizations have to resume operations.