Plastic is the Oxford Children’s Word of the Year because of its significant increase in use in 500 Words (a total rise of more than 100% on the 2017 competition), the awareness and passion children demonstrated for environmental issues, and the creative solutions to combat them that children invented in their stories. This demonstrated the huge impact the final episode of David Attenborough's Blue Planet II (screened on BBC1 in December 2017) had on the nation’s children. Ch