Cabin crew of Korean Air present plant growing kits to children in front of the airline’s office in Seosomun, downtown Seoul, on April 2. The company offered similar plant growing kits to its customers at check-in counters in 12 local airports, including Gimpo, Busan and Jeju, to celebrate Arbor Day on April 5. Korean Air has presented customers with such kits over the past 17 years since 1998 to share the joy of spring and the meaning of Arbor Day.