Your Iphone and Ipod touch application can guide you how to reduce fuel consumption and increase efficiency of your vehicle by providing you instantaneous feedback while driving.The application is specifically designed to serve the purpose of reducing CO2 emmissions and save unwanted expenditure on gas by giving a proper insight on one's driving habits.At a downloading cost of $5.99 one can actually pay his/her contribution towards fulfilling the collective mission of keeping our earth a greener and healthier one.The mobile app provides various parameters of our vehicle's fuel consumption at our fingertips like- Carbon footprint,fuel economy,fuel cost,engine power,engine power in visual graphs. The mobile app uses iphone's accelerometer to compute all the above parameters.Visit the below link to get images depicting the visual graphs of vehicle's parameter:-http://hunter.pairsite.com/greenmeter/