Communities which are successfully improving the sustainability of their transport networks are doing so as part of a wider programme of creating more vibrant, livable, sustainable cities.
社会群体已经成功的提高了交通网络的可持续性，并把这当成其更广泛计划的一部分，他们还要创造出更有活力，适宜居住，可持续发展的城市 。