Too Long; Didn't Read
The percentage of electric cars on the road in the US is far below 2%, the highest state records 1.6%, hybrids are at about 6%. They are not making much of a dent and forget the environmental impact of building those batteries or generating electricity. An estimated 75% of the country’s 300,000 traffic lights need timing improvements. Los Angeles finished a project to synchronize all 4,500 of its traffic signals. The initial reports showed a 16% increase in traffic speed and transportation experts have predicted that if a similar system was done nationwide it would see an average of a 10% increase.