Some reports argue that it even enhances young people's cognitive development and self-esteem as well as reducing frustration, anger and depression. While the outdoors can be part of everyday life for many young people living in the countryside, growing up in urban environments can present a different challenge with built-up environments and a lack of green space. A recent report from the University of Essex found people who engaged in "green" group activities, such as gardening projects, experienced health benefits. Environmental conservation charity BTCV has been...