More synopses of research studies investigating the mechanisms and means by which nature contact affects mental health. There's a lot, there's a lot of repetition and a lot to digest... the biggest takeaway? Just getting outside, whether in an urban park, for an urban walk or to watch your kids play has huge benefits for stress-relief. It's nature itself that provide the benefits, not the way in which you access nature.
Studies referenced in this article include:
Spending at least 120 minutes a week in nature is associated with good health and wellbeing
Contact to Nature Benefits Health: Mixed Effectiveness of Different Mechanisms