Boston is one of the largest and oldest cities in the United States. It is home to several schools and colleges. Hence the city of Boston undertook an initiative in 2007 to improve its environmental rating. As part of this enterprise, the various taxi services operating in and around the city have to convert to hybrid cars by 2015. Hence, there are hybrid taxi Winchester Ma provisions. A hybrid car is one that utilizes both electric and fuel energy. Hybrid taxis have a multitude of benefits. In addition to the cleaner emissions, the taxi driver can save more than $5000 annually. Since the hybrid vehicle has two energy sources as opposed to conventional vehicles. Hence these vehicles require lesser fuel which is a huge benefit. Fossil fuels are being used at an alarming rate. Hence their consumption has to be cut down heavily and one way to do so is by using hybrid vehicles.