and cities following Psychology in the Real World principles as elucidated by Guy Holmes, mental health service user activist Nicki Evans and others. See also Ecopsychology Green Gym Green prescription Horticultural therapy Care farming Forest bathing References External links Ecotherapy: The green agenda for mental health (Mind, 2007) Green exercise (greenexercise.org) Green exercise to get you moving, 16 July 2009 by Amy Taylor-Kabbaz Green exercise: Introduction (Walking for Health, Natural England) Green exercise and green care: Evidence, cohorts, lifestyles and health Outcomes (Barton, Hine and Pretty, 2009, University of Essex) Green exercise: The benefits of activities in green exercise (Encyclopædia Britannica, 2006) Green exercise research by Jules Pretty (University of Essex) Green exercise: The psychological effects of exercising in nature by James Neill (University of Canberra) Healthy parks, healthy people (2nd edition March 2008 School of Health and Social Development Faculty of Health, Medicine, Nursing and Behavioural Sciences, Deakin University Burwood, Melbourne)