| Transportation is the movement of people, cargo, goods, merchandise or products by land, air or sea. This can include using cars, trucks, vans, trains, airplanes, helicopters, blimps or ships. On an international scale this may involve logistics, distribution, warehousing and customs clearance. In an urban setting this may include traffic control such as traffic lights, road markings and sign age, towing and recovery, moving and relocation, and subways, trolleys, buses and taxis. All areas can include things such as safety, navigation and equipment. |