7月3日,《法制晚报》刊登了“北京将建国内首个城市‘绿色大桥’,夜晚有青蛙鸣叫”的文章,看了让人叫好。文章报道:正在建设的奥林匹克森林公园,被高速公路北五环横贯,正好把森林公园自然分割成南区与北区。为了不让森林公园中的生态链因此中断,一条横跨北五环路的“生态廊道”被专门设计出来。生态廊道外形就像一座过街天桥, On July 3, “Legal Evening News” published an article entitled “Beijing will build the first green bridge in the country,” and there will be a frog tweet at night. “ Article reports: the Olympic Forest Park being built, was traversed by the Fifth Ring Road highway, just the natural separation of the Forest Park into the southern and northern regions. In order not to interrupt the ecological chain in the forest park, an ”ecological corridor" across the North Fifth Ring Road was specially designed. Ecological corridor shape is like a cross street bridge,