盛夏 ,出行的人们纷纷发现 ,在许多新建的商业、文化广场上 ,四下里大块的绿草坪、林立的新大厦 ,虽然漂亮却少有可以躲避骄阳的荫凉儿。身边的美景也因燥热而无暇欣赏了。北京林业大学马履一和翟明普两位教授建议 ,公共广场、休憩区等人口密度大的地区应配以乔木、灌木、草坪 In the midsummer, people traveling have found out that in many newly-built commercial and cultural plazas, large green lawns and lush new buildings everywhere, though beautiful, rarely escape the shady sun. The beauty of the side also because of the heat and no time to enjoy the. Beijing Forestry University, Ma Lvyi and Zhai Ming Pu two professors suggested that public squares, recreation areas and other areas with high population density should be accompanied by trees, shrubs, lawns