There has been a trend in recent years to become more and more eco-friendly. Whether it is people meeting the need to recycle as often as possible or the recent influx of gas prices, making people aware of just how much is gas they use, it is certainly clear that people are aware of our current global situation. Because of this trend Hybrid cars have become more and more popular. There is even a Hydrogen car kit for sale that can save you a ton of money if you upgrade your car. People are not only getting smarter, but more efficient when it comes to consuming fuel.