Urban Green Space Benefits
In general the health benefits of urban green space outweigh its potential detrimental effects such as allergies to pollen infections and injuries.
Urban green space benefits. The idea of planting roofs in order for them to act as natural filters within the urban tissue has been increasingly recognized as a technology that has the potentia. Trees have been shown to absorb pollutants. Living close to green space benefits gut bacteria of urban formula fed infants. Mechanisms leading to these health benefits include psychological relaxation and stress alleviation increased physical activity reduced exposure to air.
There are many many benefits to green spaces in urban areas says karen stephenson director of regulatory affairs and stakeholder relations at scotts canada ltd a global leader in the. Green spaces can reduce the ambient temperature of cities by 1 c thus reducing the urban heat island and harmful city smog. Also they can delay water discharge by 18 minutes in episodes of intense rain preventing the collapse of urban drainage systems. Urban green spaces provide little known ecosystem services to cities including environmental economical and health benefits.
Another benefit of green roofs is that they retain 40 of rainwater. The loss of free and green spaces and their associated advantages for the urban population is a major threat for urban sustainability. By gillian rutherford university of alberta faculty of medicine dentistry. They prevent soil erosion and absorb rainwater thereby improving drainage.
Green spaces provide habitat for a variety of birds fish animals insects and other organisms while also providing corridors and greenways to link habitats. Most negative effects are typically associated with poorly designed or poorly maintained green space. As few as 20 trees can offset the. This report summarizes the available evidence of beneficial effects of urban green spaces such as improved mental health reduced cardiovascular morbidity and mortality obesity and risk of type 2 diabetes and improved pregnancy outcomes.
The many benefits of urban open green spaces were investigated in a systematic review of scientific online databases relevant research andother related papers. Addressing the impact of green areas on such diverse areas as traffic flows and emissions air quality microclimate noise accessibility economic efficiency and social well being this methodology will allow to deduce a set of guidelines regarding the use of green space as a design tool for urban planning at scales ranging from a street canyon or a park to an entire urban region.