什么是绿道 What is Greenway

如果让十个不同的人来描述绿道，可能会有十个不同的答案。这是因为，绿道是一个通用的概念，绿道可以是任何一种我们认可的样子。而从绿道发展的历程上来看，正是由于绿道这一概念的开放性，在不同的时代、不同的地区，人们对于发展的目标、面临的资源限制、游憩娱乐的需要都不尽相同，所以在全球范围内建设了多种形式的绿道系统。经过多年的发展，目前在世界范围内，对于绿道的理解，有以下几种典型的类型。

People have different explanations on greenway. That is because greenway is a general concept, and it could be any concept which we depicted. From the history of the development of greenway, the concept of greenway is very wide. In different times and areas, people have different limited resources, different purposes of development and different demands for recreation. Therefore, various greenway systems are constructed globally. After many years of development, the comprehension on the concept of greenway has the following types in the world.