or on the flip side of it, perhaps in a city like NYC, yellow taxi cabs are the cause of major traffic, especially when they are just driving around looking for

or on the flip side of it, perhaps in a city like NYC, yellow taxi cabs are the cause of major traffic, especially when they are just driving around looking for passengers, slowing down at corners where they may pick someone up, lining up near hotels, carrying only one group of passengers at a time, etc. Or construction vehicles and road blockages have added traffic to major cities - many of which appear to be undergoing a construction boom. And while I'm a proponent of mass transit, id argue that large buses- too large to navigate city streets especially when it comes to making turns - are a cause for major traffic in the city. They should be replaced by services like Via.