The national government could oblige municipalities to have an urban development plan when providing investment funds or have access to the resources of the Metropolitan Fund (Fondo Metropolitano). The sustainable use of natural resources, such as water, green areas, and maintaining air quality are crucial for sustainable development and achieving a high quality of life in the region. In the state of Morelos, the abundance of natural amenities is moreover a source of competitive advantage for the tourism sector and the economy of rural areas.