Traffic Speed News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Traffic moves fastest in midwestern US cities, while it's slowest in cities in India, Bangladesh, and Nigeria.

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Creates traffic jams, wasted fuel, and pollution. but brian park, a researcher at the university of virginia, says we can do much better. >> 30% better. >> reporter: 30% better? you could improve traffic speed by 30%? >> if you believe in simulations and research shows that. >> reporter: the secret? the lights. park is combining detailed studies of traffic patterns, roadway obstructions and the actual behavior of real drivers in selected areas. >> some are conservative and some are aggressive. >> reporter: to create computer programs to constantly adjust the traffic lights. for rush hour densi...

♪ stop in the name of love all right. you want to get to work faster or save on gas or change the air quality? all of the above? of course you would. so tell your city to adjust their traffic lights. it is one simple thing. here is tom foreman. >> reporter: the problem with traffic is not that there is just too much. it is that some people drive too fast, some too slow, and some change lanes and some make turns, and it all creates traffic jams, wasted fuel and pollution. but, brian park, a researcher at the university of virginia says, we can do much better. >> our study is about 30% bette...