What intervention changes should be implemented to ensure effectiveness and increased efficacy in preventing and early onset of marijuana use within the school setting?

What intervention changes should be implemented to ensure effectiveness and increased efficacy in preventing and early onset of marijuana use within the school setting?

What are the current interventions implemented to prevent marijuana use in schools?

What are the risk factors influencing the continued prevalence of marijuana use despite the currently implemented interventions?

What are the potential changes that would lead to increased effectiveness and efficacy of the current interventions?