ALT A promotional poster for the #SmileForGreenSeas selfie competition, featuring a clean, modern design with grey and teal geometric shapes. Large bold text reads “#SmileForGreenSeas SELFIE COMPETITION.” Instructions explain how to enter: take a selfie next to a BinForGreenSeas bin, post it on social media using the hashtag #SmileForGreenSeas and tagging the organisation, and ensure you are following them, with a limit of three entries per person. Additional text states that a prize will be announced on 8 June (World Oceans Day) and that the competition is open to everyone. A highlighted box notes the competition runs from 2 April 2026 to 1 June 2026. At the bottom are social media handles for GreenSeas Trust. On the right, an illustrated marine-themed recycling bin shaped like a lifebuoy displays messages about plastic pollution and protecting marine life.