Table 1.

Key words for creation of search string formula.

Nature Relation		Physical Activity		Outcome
Nature or outdoor	AND	Sport or activity or exercise	AND	—benefit, impact, effect, cost or —health, wellbeing or —education, lifelong learning, personal and social development, environmental awareness, social capital, concentration and thinking skills, cognitive development or —inclusion, integration, gender equality, volunteering, community involvement, cohesion, social, bridging and bonding capital, connectedness or —prevention/ reduction of crime, pro social and anti-social behavior, youth justice, criminal incidents, vandalism