Follow these simple tips to save on CO2 emissions and fuel. Every gallon of gasoline burned produces 19 pounds of carbon dioxide (25 pounds when you count the energy that went into making and distributing it), so every gallon really does make a difference.
We live in an impatient world, so we know it can be painful. But obeying the speed limit saves gas. So does maintaining a constant speed: Rapid acceleration and braking can decrease fuel economy by 33%.
Combine trips and try to avoid rush hour because of the stop and go nature of traffic. Flooring the gas pedal can waste gas, so drive less aggressively.
Forget warming up: Today's cars don't need to. Keep your tires properly inflated and keep your car tuned up. If you want to know how the gas mileage impact of your current car compares to a hybrid, check out this calculator.