Another man-made effect is the generation of mechanical turbulence caused by the nonuniform height of buildings in a city. 由於城市建築物高度不一致而引起的機械湍流是另一種人為的影響。
The Japanese tried in the past to limit such damage by controlling building heights. 日本人以前曾試圖用限制建築物高度的辦法來減少這種破壞。