文档介绍：*天津生态城景观概念设计TianjinEco-citylandscapeConceptualDesign***RepositioningofTianjinEco-city天津生态城发展定位-生态,环保,节能,宜居Context周边关系*OpportunitiesAndChallenges天津生态城机遇与挑战*EnvironmentalChallenges环境条件挑战气候干燥,蒸发量约为降雨量的三倍,水资源短缺现有水体污染严重,需较大成本的水质处理投入土壤盐碱化严重,植物生长受到限制,植载成本高生态特征单一且脆弱,生物多样性低流域末端,积聚上游大量污染,难以调控临近渤海,易受水涝灾害和风暴潮的影响快速土地开发模式对生态环境的压力EnvironmentalConstraintsDryclimate,evaporationisabout3timesofrainfall,leadingtowaterresourcesshortageEntirewaterenvironmentispoor:Poorcirculation,pollutedwater,notably2sewageriversinthenorthandsouthboundariesExistingplantconditionisdegraded,leadingtolowbiodiversitySoilsalinizationcreatesfewadaptivespeciesandhighcostofplanting*EnvironmentalOpportunities环境条件机遇临近区域大型湿地等生态良好区,位于主要的候鸟迁徙廊道水面面积大,具有形成良好内循环的基质,并可通过底泥清理和水质生态控制,带来整体水环境的改善导入土壤改良策略,通过植栽配置应对盐碱化问题,塑造多样化景观效果存在新能源和新技术的开发和应用机遇具有自然本底向开发建设区“渗透”与“反渗透”的功能,成为天津生态城的重要生态保障区和滨水景观区将成为可持续发展的典范,pletewatercycleCreateprotectedwetlandsorwetlandparkstoimproveexistinghabitatsWaterqualityimprovementthroughfiltrationandbio-treatmenttoimprovehabitatpotential,andcreateefficientwatercirculationtoimprovewatercleansingprocessesProvideenvironmentalandnatureeducationtoencourageinterestinwildlifetoincreaserecreationalvalueofthearea*景观机遇建立长期生态可持续性景观策略的机会提供一个全面的景观规划方法,以综合考虑水资源管理、防洪、可持续发展和生态等方面提供一个协同的方法,使区域性策略得以实施,不同项目间得以协调(能更有效地利用财务资源)新建美观且功能明确的多功能开放空间系统LandscapeOpportunitiesPossibilityofcreatinglongtermsustainableLandscapepolicesCreatingasoundlandscapeplanningapproachthatwouldintegratewatermanagement,floodcontrol,sustainableandecologicalapproachCreatingacoordinatedapproachallowingforimplementationofadistrictwidestrategyandharmonizationofprojects(moreefficientuseoffinancialrecourses)workwithcleardefinedfunctions(notonlyesthetic)munitiesandeconomiesLandscapeOpportunities景观设计机遇