Alex travels to Mantani Island for a convention on sea turtles - there she meets up with Reef Check Malaysia and they discuss the importance of maintaining the environment in which the mammals live
Alex spends the day on shrimp trawl boat and learns of the importance of sustainable fishing for local communities
Alex visits Selingan, also know as Turtle Island.
She witnesses the full life cycle of the mother sea turtle - from laying eggs on a beach at night to the emergence of the hatchlings and their race for survival to the open seas
Alex returns to Mantanani Island and reconnects with the team from Reef Check Malaysia to see how plastic pollution is threatening the marine environment. She also finds out what the island community is doing to tackle the pollution