New Empty-nest Family Phenomena and Influencing Urban Problems;

The realization of sustainable development depends on both the systematic studies of tactical development and the studies of spacial means to solve concrete urban problems.

Fortunately, the rapid development of ecology and relevant ecological consciousness provides us with a powerful tool to study and thoroughly solve urban problems.

As one of the major components of urban construction and significant landmark of social development,Recreation space is especially becoming more and more important in satisfying the growing cultural and spiritual need of people and solving urban issues.

From an ecological perspective,this paper discusses unbalanced metabolism of urban issues,disordered system and uncontrolled management.

With the development of economy and the improvement of society, urban problem is increasingly serious.

With the gradually rising urbanization level,some morbid urban problems come out,for example,the imbalance development of the inter-regions,over urb.

Guided by the systematic, scientific theory and the thougbt of sustainable development, the paper explores some basic principles that ought to be obeyed and some relationship that need to be well han- dled in the process or dealing with the existing urban problems and realizing the sustainable development.