This paper reviews the process of protection and renovation of historic streets briefly.And the challenges historic streets confronted in the new era are introduced including urbanization, city renovation and economic transition.This article first has systematically analyzed the overseas Urban renewal in the significance several stages like city reconstruction city renewal movement and the new city movement, and makes the summary. Great achievements were obtained in the transformation of many years, but also many questions has been exposed, the still serious industry pollution in old castle town, the new problem developed through the new area industry layout,the city public facility and the municipal administration infrastructure lag, the break city culture, the vanished city characteristic and so on. Through comprehensive and systemic research to the domestic and foreign transformation, the article initially summarizes the universal significance conclusion for the urban transformation。... |