Vietnam lacks green spaces, suburbs expand to fill needVietNamNet Bridge - The face of urban areas is expected to see big changes in the future as Vietnamese consumers want more green spaces. Hanoi needs a proper tree planning schemeNgoc, for example, spent VND2.5 billion to buy a house in Hanoi three years ago that was only 20 square meters in size because it was located near the central area and was affordable. The rate of greenery per person is 2-3 square meters in Vietnam’s cities, lower than the minimum rate of 10 square meters per head set by the UN. It takes only several minutes to get to Hoan Kiem Lake, and it is near schools, hospitals, shops and modern facilities.But Ngoc and his family members made sacrifices. “We have to walk a long distance to get out of the small alley and reach the street.