Urban Ecology is a subject that integrates urbanism and ecology through reasonable designing and planning process. It begins with environmental view to recognize and balance natural process and urban development, relieving contradiction between public aesthetic value and natural environmental value, and reshaping landscapes in modern cities and countrysides. Urban Ecology employs a series of principles like process, diversity, environmental education to design our city and improve our living environment. It is used for finding ways to minimize wastes and maximize benefits in our surrounding environment. Urban Ecology aimed at pursuing a sustainable future with prosperity economy, equity society, and most importantly, high quality environment.