As our awareness of mental health concerns increases, more and more people are examining the root causes of mental illness in order to come up with solutions. 

Many studies have been conducted to date, and many more are expected going forward to better understand our relationship with nature. So far, the science suggests there are clear benefits to spending time outside. And of course, we have to agree.

This article provides a great overview of some of the research and how it may impact city planning going forward.