Complex sentence: Rickshaws are used in numerous cities in Europe and North America, primarily their novelty values, as an entertaining form of transportation for tourists and locals, but it also has environmental benefits and may be quicker then other forms of transport if traffic congestion is high.
Split into simpler sentences: Rickshaws are used in numerous cities in Europe and North America, primarily for their novelty value as an entertaining form of transportation for tourists and locals. However, they also have environmental benefits and may be quicker than other forms of transport if traffic congestion is high.