Another man-made effect is the generation of mechanical turbulence caused by the nonuniform height of buildings in a city. 由于城市建筑物高度不一致而引起的机械湍流是另一种人为的影响。
The Japanese tried in the past to limit such damage by controlling building heights. 日本人以前曾试图用限制建筑物高度的办法来减少这种破坏。