Blackouts are a loss of functionality of the [[Power grid|electrical distribution grid]], they can be very wide spread or very local. A ''Rolling blackout'' is an intentional shedding of load by a power utility due to insufficient power generation or inadequate power transmission capability. Regardless of the cause, a blackout can affect the population adversely. | Blackouts are a loss of functionality of the [[Power grid|electrical distribution grid]], they can be very wide spread or very local. A ''Rolling blackout'' is an intentional shedding of load by a power utility due to insufficient power generation or inadequate power transmission capability. Regardless of the cause, a blackout can affect the population adversely. |