public transport

Investment in public transport reduces car use, cutting emissions and alleviating urban congestion.投资公共交通可以减少汽车使用，从而减少尾气排放并缓解城市交通拥堵。

Cities with high-quality public transport networks tend to have lower carbon footprints per capita.拥有高质量公共交通网络的城市，其人均碳足迹往往较低。