Studies on the Hierarchy of Urban Communities and Proposals on the Urban Green System, with the Point of View on Urban Green's Recreation

Abstract

Being the age of urbanism, urban designers are requested to prepare answers on many metropolitan problems.
The writer intends to research a key on urban green problems, with studies on citizens' recreational habitation at greens.
As a result to study their recreational utilization, follows are concluded.
An urban hierarchy of 2-3 h. a. space is a community of heighbourliness, and has to be accomodated with a pre-teenager's playlot, according to their max. sphere of action; i, e, radius of 0.1km.
Next urban hierarchy of 20-30 h. a, space is a community of daily shopping, and has to be acco-modated with a low-teenager's playground, that is concluded with their max. sphere of action;i, e. radius of 0.3km.
Third urban hierarchy of about 2km² space, which comes with the max. sphere of action in citizens' usual recreational walking or in whose human locality sense, is a community of cmmon shopping, and has to be accomodated with a neighbourhood park
This space 2km² is also concluded with their usual sphere of above actions; i, e, radius of 0.7km. Remarks