5 Questions on HK History

Is there enough open space or green areas e.g. parks, in urban areas? Especially when HK has a high building density and heavy pollution.

Is the urban planning adequate for the rapid population growth in HK?

Are the commercial areas accessible enough to the residential areas?

Are the industrial areas or buildings with high pollution located at appropriate areas, i.e. are they too close to the urban areas?

Is the history of HK too rapidly demolished along with the development of the buildings?