According to Cambridge the number of vehicles moving along roads, or the amount of aircraft, trains, or ships moving along a route is called traffic .
 
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Violation of rules.
Inadequate transport infrastructure and poor provision of transport services.
Increasing number of vehicles.
 
 
Source: www.newgeography.com/content/004504-traffic-congestion-world-10-worst-and-best-cities
                        Breaking of traffic laws 
Road accidents 
Pollution
Economic impact
 
                    
 
                    Make use of signs and symbols along side road
Make use of roundabouts 
Use of flyovers or hover bridge

Source: www.indiamart.com/sairamenterprisesbengaluru/cautionary-sign-baords.html
A roundabout, also called a traffic circle, road circle, rotary, rotunda or island, is a type of circular intersection or junction in which road traffic flows almost continuously in one direction around a central island.
Avg. fuel used: 5ml
Avg. time used: 33sec