Baku, May 16, AZERTAC On May 15, the first stage of a large-scale campaign of Azerbaijan Airlines to plant a tree for each flight ticket sold, was held at the Heydar Aliyev International Airport.From May 3 to 10, about 25,000 tickets have been sold in total through the airline's website and at the AZAL’s official sales agencies.Employees of all units of CJSC Azerbaijan Airlines, including pilots, flight attendants, employees of the Aviation Security Department and others joined the campaign to plant seedlings at the Heydar Aliyev International Airport.Azerbaijan Airlines carries out similar campaigns at all airports of the republic.Azerbaijan’s national air carrier will continue similar initiatives aimed at increasing forest resources and taking care of the environment.