Urbanization is expected to occur at different rates around the world but will mostly occur in the developing countries. Based on the analysis of the opportunities and challenges that global urbanization has brought to the cities, the author discusses about the urban dynamics typology, ecosystem services and functions, greenways and green infrastructure, and so on. Taking Shanghai as example, the author also analyzes the experiment values of urban sprawl, and lays expectation on the significance and trends of landscape architecture to urban sustainable development.