Sustainable development is a development that meets the present needs without compromising the future generation's ability to meet their own needs. That is done by satisfying both the basic needs and environmental preservation through rationalizing the use of current resources and recycling the waste materials. The importance of open spaces comes with the development of educational, psychological and social science, where specialists see that the aesthetic need is the highest of the

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... l needs for the basic necessity of life to be able to achieve the integration and balance psychological, personal development of the mental capacity and raise the creativity and innovation degrees. In spite of the importance of open spaces in urban areas, its weak presence in the majority of Egyptian urban areas is noticeable, and if it is present it is weak in its capabilities having high maintenance cost. On the other hand 50 million tons of industrial and agricultural waste is annually produced in the various Egyptian governorates, its littering or burning ways of disposal has a detrimental effect on health and environment. The world's attention turned recently on recycling waste materials to reduce its risks and dangers. According to the recommendations of the Ministry of Environmental Affairs and many previous research studies that aim is to make good use of recycled waste materials. The research finds a need to take the advantages of waste recycling and re-use it in landscaping of the open spaces which improve the image of the Egyptian urban areas. Due to the difficulty of increasing present open spaces, the research aimed to use and recondition small spaces between the residential blocks and building roofs to compensate for the shortage of green spaces by using the recycled wastes. The research paper takes Sakr Korash-El Maadi area Cairo Egypt, which is considered as one of the Egyptian crowded urban areas as a case study.