'urban greening' is correct and can be used in written English.
It is usually used to refer to the practice of increasing vegetation (e.g., parks, gardens, trees) in urban areas. For example, "The city began an initiative for urban greening to help improve air quality in the area."
"These sites have evolved since their early focus on urban greening to now include improvements to pedestrian and vehicular safety, creating ecological links and, most recently, storm water capture," Philip Abramson, a parks department spokesman, said in an e-mail.
One of several urban greening initiatives in the country, Greenpop is gaining attention from media and corporate sponsors for its gung-ho attitude toward mobilizing volunteers for tree-planting days — largely from among Cape Town's privileged youth.
They were presumably laid so fans could experience stepping onto a real football field, but many guests walked gingerly around them, perhaps mistaking them for some new urban greening initiative.
Their Riot of Colour garden, designed by Edible Bus Stop creative director Will Sandy, was a vital ingredient in the urban greening theme at the Hampton Court Palace Flower Show.
In a context of urban greening, vegetated façades offer a great potential to enhance urban biodiversity.
Suggestions include establishing buffer reserves, reclaiming abandoned agricultural land, and stricter urban greening regulations.
Urban greening, including urban gardening, has experienced a resurgence of interest.
This study can provide an important reference for future urban greening projects for urban climate moderation.
Therefore, heat reducing urban greening strategies will be improved if based on local variables and conditions.
Green roofs are an increasingly popular urban greening strategy in North American cities.
Our results suggest IGS is emerging as an important sub-discipline of urban greening research.
