edaw：天津中新生态城规划设计.ppt

天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 1天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 2 天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 3 天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 4 Repositioning of Tianjin Eco-city 天津生态城发展定位- 生态,环保,节能,宜居天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design Context 周边关系天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 6 Opportunities And Challenges 天津生态城机遇与挑战天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 7 Environmental Challenges 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?Environmental Constraints –Dry climate, evaporation is about 3 times of rainfall, leading to water resources shortage –Entire water environment is poor: Poor circulation, polluted water, notably 2 sewage rivers in the north and south boundaries –Existing plant condition is degraded, leading to low biodiversity –Soil salinization creates few adaptive species and high cost of planting 天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual Design 8 Environmental Opportunities 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,为平衡城市开发与生态修复提供典型案例?环境修复为旅游开发和环境教育带来机遇?Environmental Opportunities –Abundant water systems with many channels form a good base for a complete water cycle –Create protected wetlands or wetland parks to improve existing habitats –Water quality improvement through filtration and bio-treatment to improve habitat potential, and create efficient water circulation to improve water cleansing processes –Provide environmental and nature education to encourage interest in wildlife to increase recreational value of the area 天津生态城景观概念设计 Tianjin Eco-city landscape Conceptual