"The Red List" chronicles Kevin’s year-long quest to collect seeds from 25 endangered species in a desperate race against time. Set against the backdrop of the hottest year on record, this gripping documentary reveals the immense challenges he faces: navigating bureaucratic red tape, battling the relentless impacts of climate change, and enduring the personal losses of key team members. With every seed collected, Kevin and his team carry the fragile hope of safeguarding Wales’ biodiversity for generations to come.