在21世纪的今天,伴随城市建筑的增加,市内大块的绿地面积锐减,相应的环境条件愈加恶化,致使人们对环境的关注和重视达到前所未有的程度。现代建筑物大多为平顶房,许多人开始建造屋顶花园,利用各建筑屋顶开辟园林绿地,营造屋顶花园成了最具发展前景的恢复绿地最有效最直接的措施,因此而被广泛应用。 In the 21st century, with the increase of urban architecture, the area of ​​large green areas in the city has dropped sharply, and the corresponding environmental conditions have deteriorated. As a result, people are paying more attention and attention to the environment to an unprecedented degree. Most of the modern buildings are flat roofs. Many people start to build rooftop gardens. It is widely used that roofs of various buildings are used to open gardens and green gardens and roof gardens become the most effective and direct measures for the restoration of green space with the most promising prospects.