Many central business districts are home to some of the largest companies and account for a significant percentage of commercial activities in the region. These districts are also, usually, an area of densely concentrated skyscrapers and the numbers of people living and working within metropolitan areas are often a large percentage of a regions overall population.
Significant events have occurred within metropolitan areas in recent years. These events have highlighted the difficulties in moving large groups of people, the need for rapid communication and the reliance on key decisions to be made. In the event of a city-wide emergency a ‘significant and coordinated response’ will require businesses, government, critical infrastructure companies, service providers and the business leaders to work together.