抄録
The thermal environments of the three types of urban blocks were observed on the street in Osaka in the summer season. Air temperature and surface temperature of each urban block were high in comparison with Osaka Castle Park. Temperature differences of urban blocks in the daytime were bigger than those in the early morning. MRT was influenced by the sky and green cover ratio strongly, and in the street whose sky cover ratio was small that it was surrounded by a high-rise building MRT became small. And in the street whose green cover ratio was big by the street trees MRT was small compared with other streets. SET each urban block takes the influence of MRT strongly, SET of small, and it was improved as a thermal environment because the comparatively big amount of ventilation was secured in the street whose width was big like OBP (Osaka Business Park) in the daytime.
