- Natural Disasters: Nurses often travel to areas affected by hurricanes, earthquakes, or floods to provide immediate medical assistance. - Public Health Crises: Outbreaks of diseases such as Ebola, COVID-19, or measles often require urgent travel by healthcare professionals to contain the spread. - Sudden Staffing Shortages: Hospitals and clinics might face unexpected shortfalls due to illnesses, resignations, or increased patient load, necessitating urgent travel by nurses.