The costs of preventable physical and mental health challenges in Wales are already unmanageable and getting worse. The gross cost to the NHS of treating mental health is £7.2bn a year. There are multiple, proven links between the benefits of active time outdoors, increased wellbeing and reductions in the social cost of health solutions. Wales’ outdoor industry is poised to become a Natural Health Service that improves health with active time in nature. Evans is the CEO of The Outdoor Partnership, Fauvel is co-founder of Nudjed, which works with public health bodies aiming to effect change. Chaired by entrepreneur and adventurer Andy Middleton.