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The constitutional decision to return to their original owners all real-estate property in East Germany that had either been expropriated or placed under state administration (the restitution principle) has had significant consequences for urban development and urban renewal. Experiences from East Berlin's innercity residential areas illustrate the effects on the state of repair of housing, the character of residential neighbourhoods, the tenants living in the areas affected, and the future structure of real-estate ownership. The case studies reveal a picture of a contradictory development of residential neighbourhoods, including shifting power relations and new polarizations, especially between tenants and landlords.  相似文献   
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Current inner-city1 depopulation coupled with significant peripheral expansions disrupting nature, are the rule in many of the world’s large cities such as Montreal. Expansion needs to be balanced from the inner-city attraction perspective. To deal with that objective and following an inductive process in the scientific method, two field surveys were implemented in one of Montreal’s inner-city most popular neighbourhoods (Sainte-Marie) for measuring its current attraction power. Results expose that current local residential housing/services improvement in terms of their medium to high needs/impedances2 linear correlations to achieve it discourage people to continue living in Sainte-Marie on a “free will” basis. This report concludes that limiting city expansion at least through this inner-city neighbourhood’s attraction level is still very much a myth.  相似文献   
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基于GIS的上海中心城区公园避难可达性研究   总被引:4,自引:0,他引:4  
绿地公园对于城市防灾减灾发挥着重要应急避难作用,其空间布局的合理性直接影响到城市综合减灾效益。基于空间可达性理论和防灾避难要求,采用2SFCA模型和ArcGIS集成技术,定量研究上海中心城区公园的应急避难服务与居民避难需求之间的平衡关系。结果表明:当避难可达距离d0为500~2 000 m时,公园避难可达性呈现"中心地区弱、边缘地区强"的趋势;当d0为1 500 m时,现有城市公园避难服务范围达最大,服务人口比重达22.9%;城市公园空间布局及规模与人口分布格局不匹配是影响避难可达性空间分布差异的主要因素;适当增设学校、广场等作为避难空间以及合理设置公园的避难服务半径和规划专门的避难道路等有利于改善上海中心城区居民避难的可达性。  相似文献   
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