Iwan Kustiwan
Investigating the population of urban areas in Indonesia caused an increase in Land use that will be used as city infrastructure and facilities. The development and growth of urban areas is generally not well controlled So that the emergence of urban sprawl phenomenon. This phenomenon causes increased functions The agricultural area and the green area became a built area. Transfer functions of agricultural areas and Urban green areas are very risky towards food security and the quality of the city environment. The problem of food detention and environmental quality is a serious issue in sustainability Construction of urban areas. City challenges to supply and protection of land Sustainable food agriculture (LP2B) and green infrastructure vary it can be found City scale. Big cities and are having more complex challenges compared to the city Small, this is because in big cities and the city while the land area awakens is quite large. Aware of the importance of food security and urban environmental communities, it has been designed Regulations for the Law that are the basis of Legal Development and PL2B protection and green / rth infrastructure. The regulation includes Law No. 26 of 2007 concerning Spatial arrangements that require city green areas by 30% and Law No. 41. 2009 concerning Protection of Sustainable Food Agriculture (LP2B). Even though you have strong legal basis but development both LP2B and green infrastructure / rth has not been integrated thus giving rise to various vast companies, especially related to formulations for providing agricultural land eternal and city green infrastructure in an effort to realize sustainable city. The purpose of this pen is compiling a formulation of food agricultural land development sustainable (LP2B) as a green infrastructure in realizing a more sustainable city on Various city scales. To achieve this goal, there are several research targets used, includes: 1. Identifying patterns and structure of urban space; 2. Identify LP2B and green infrastructure both actually and plans; 3. Analyze the integration of LP2B development as part of the city green infrastructure; and 4. LP2B development formulation formulation as City green infrastructure. Keywords: sustainable city, sustainable food agricultural land, green infrastructure.