High Quality Content by WIKIPEDIA articles! Yorkshire Air Ambulance is a dedicated helicopter emergency service for the Yorkshire and the Humber region of England. It was introduced on 1 April 2000, and currently operates two aircraft. The helicopters provide a swift response time and access to isolated locations, such as beaches, cliff-tops and moorland areas which are inaccessible by road. The Yorkshire Air Ambulance is maintained by the Yorkshire Air Ambulance Trust, a registered charity.