Why is emergency preparedness important to public health systems and their stakeholders?

Please answer the following (6) questions in detail. Please consider the parentheses when answering the questions.  1) Why is emergency preparedness important to public health systems and their stakeholders? (Explain who the stakeholders are who need to be included in emergency preparedness. What do they need to know from the medical facility and what does the medical facility need to know from them?)  2) What is an “all-hazards approach” to emergency management? Why is this approach important to healthcare providers? (Why is it called All-Hazards? How does it help the medical facility?)  3) Which stakeholders should be included in the incident command center? (Who are both the internal and external stakeholders? What do they need to know from the medical facility in case of an emergency and what does the medical facility need to know from them?)  4) What is the function of an incident command center for adhering to emergency response plans? (What is the role of the incident command center when it comes to the emergency preparedness plan? What is its role during an emergency?)  5) What is surge capacity? How is a healthcare organization’s surge capacity assessed? (Why is this important? How can we know what the surge capacity is?)  6) How should triage decisions accommodate special needs of a population? (Explain in detail how we can make sure that the special needs population gets triaged correctly. What do we need for this?)