explaining the evaluation model of the green roof concept in urban landscape quality with an analytical approach

The idea of creating a garden on the roof and cultivating it was used by iranians 2500 years ago but today it is an important solution to make a better environment. this conventional technique is a living ecosystem, with many advantages. green roofs in terms of quality in recent years with the goals of environmental protection, promotion of social-cultural interactions and improvement of economic conditions, and improvement of the current state of energy consumption. the main research question includes, how does the green roof conceptual model affect a sustainable urban landscape pattern? and what mechanism can the components of the green roof work in the direction of the quality of the sustainable urban landscape? in this research, to achieve the basic definitions and theoretical approaches in the field of an urban landscape, sustainable urban landscape, green roofs, and their design patterns, the information obtained from reviewing data, library documents, and internet resources are analyzed and reviewed and after extraction of important influencing factors by using the delphi method and taking into account the concavity of the opinions of the elites and experts, the effective factors have become the initially proposed indicators that are tested and finally the research framework is extracted. as a result, visual scale and sense of place (4/85 and 4/84) have more impact on the quality of the urban landscape in the concept of green roofs. in conclusion, 9 indexes can be evaluated in each case study by using the proportional conceptual model for evaluation.