Somayeh hatefi shojae - Master graduate of Architecture, Young Researchers and Elites club,Science and Research Branch, Islamic Azad University, Tehran, Iran

Urban park as part of the natural infrastructure and urban landscape as place between man and nature, The increasing world population and environmental problems, economic, social, cultural led to the concept of park is more important in contemporary cities. Collective placein which entertainment activities are carried out with identification and encounter with environmental problems in different educational aspects and Aims to provide supports foreconomic, scientific and environmental for general education. Lester park is located two kilometer south- west of England Bradford city center in the Manningham neighborhood.This paper study the ecological indexes of Lester Park to determine the criteria for planning of ecological urban parks and comparing their Characteristics with the principles of the world s ecological parks. The research question is : How are ecological criteria in renovationof Lester Park This study is carried out in a descriptive-analytic method based on Eco park subject and world samples which the data are collected from library . The results show that Lester park renovation , physical principles and ecological design -environment - culture and education are not considered.

park, Sustainable Development , Eco park , Ecological indicators , Lester park