文档介绍：西安城市生态建设
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the亿美元能源投资。据法国测定，百货商店每立方米空气中含细菌400万个，而公园内每立方米空气中含细菌100个。
　　生态园林的建设具体表达在最大限度的提高绿地率和绿视率，提高单位面积绿地中的叶面积系数，合理布置稳定的人工植物群落，用改善人居环境来提高人们的生存质量，延长人的寿命，将人类的社会，文化生活融入绿地中，满足人们对自然的需求，使人们在风景秀丽，鸟语花香的环境中幸福、健康的生活。
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
　　改革开放以来西安城市生态园林绿化的成就
　　自改革开放以来西安城市园林绿化得到恢复和开展，1983年市政府提出“四季长青，三季有花〞和“绿化、净化、美化〞的绿化奋斗目标，并开始了环城公园治理工程，1985年开始建设三桥至秦俑馆的万里风景路，群众义务植树一年比一年深入。截止2022年先后举办过屡次花卉、盆景展、吸引了大批群众参加和参观，建成了青龙寺公园，西郊公园，文景公园等等，随着西安城区的扩大，西安市人口已达716万，西安市建成了一环、二环、西安城市绿化得到了飞速开展的良好机遇，不仅道路进行了绿化〔包括一环，二环的绿化〕，增加了张家堡绿化广场、南门、大雁塔南、北广场以及曲江芙蓉园等。西安高新开发区与西安经济开发区都增加了大片绿地，使西安市拥有59座包括局部绿地广场在内的公园，，，
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facili