Monash University Nov 6 2025 Higher levels of greenness are associated with lower risks of hospital admissions for mental disorders, finds an analysis of data from seven countries over two decades, published in the BMJ' s climate issue   today. Local greenness was associated with a 7% reduction in hospital admissions for all cause mental disorders, with stronger associations for substance use disorders (9%), psychotic disorders (7%), and dementia (6%). However, associations varied across