我们在观看电视台播放天气预报时发现,夏日市区与郊区的温度往往有1至几度的差距。到过乡村的城市居民也有这样的感受,即农村确实比城市要凉快得多。1918年英国的赖克·霍华德的《伦敦的气候》一书中,把城市这种气候特征称为“城市热岛效应”。城市热岛就是城市气温比其周围 When we watched the weather broadcast on television, we found that the temperature in urban and suburban areas in summer is often one to several degrees. Urban residents who have been to the countryside have the same feeling that rural areas are really much cooler than cities. In 1918, Britain’s Rick Howard’s “Climate in London” described the urban climate feature as the “urban heat island effect.” Urban heat island is the temperature of the city than its surroundings