One study estimated that traffic congestion wasted 4.8 billion hours and 1.9 billion gallons of fuel a year for urban Americans.
FORBES: Fasten Your Seatbelts: Google's Driverless Car Is Worth Trillions
"We did a two-year traffic study to analyze exactly how every single vehicle moves through Manhattan, " she says about her decision to create the Times Square pedestrian plaza.
David Thompson, executive director of the North Carolina Association of County Commissioners, questioned the validity of the study, saying traffic fines in the state go to support schools not county coffers.
Current municipal traffic monitoring systems study individual stretches of road that use induction loops to sense the passage of cars, or complex camera systems that capture licence plates.
Back in 1997, a study by the National Highway Traffic Safety Administration (NHTSA) found that, while the population of drivers over 70 represented 9% of all drivers, they accounted for 14% of all traffic fatalities.
The study will also look into removing traffic pinch points and pedestrian safety in villages along the route.
And it's one way traffic, with every report, study or analysis pointing to one fact -- the world is warming.
It means the study cannot say that autism is caused by traffic pollution, merely that there could be a link between the two.
In its October 2012 study iPhones generated 46% of smartphone web traffic (3% from the iPhone 5 and 43% from all other iPhones) while Samsung generated 17% (2% from the Galaxy s III and 15% from all other Samsung smartphones).
The only city in Inrix's study that didn't see a drop in traffic congestion was Baton Rouge, La.
But the Leeds study does suggest that to have much of an impact on traffic, congestion charges would have to be quite substantial.
When Chitika ran the same study in February Apple generated 41.5% of smartphone web traffic, down from the 46% in October.
His Air Traffic Control report cites a Centre for Asia Pacific Aviation study, which asserted that privatization would transfer and spread risk, while introducing more efficiencies into the system.
His subject was why certain videos go viral, and whether it was possible to study the data and deduce techniques that all producers can use to increase traffic.
Critics immediately panned the study, saying it didn't analyze negative economic effects, including the toll of truck traffic on roads and increased health care costs.
In a recent study by digital marketing software provider, Optify, found that social media generates 40 percent of overall traffic to business-to-business websites.
FORBES: Twitter Generates Leads 9-To-1 Times More Than Facebook And LinkedIn
According to a study done by Arbor Networks in 2009, Google accounted for 6 to 10 percent of all the traffic on the Internet at that time while Facebook accounted for .5 percent.
FORBES: What Google and Facebook Have in Common With Megaupload
应用推荐