When gas prices rise, people's thoughts naturally jump to alternative fuel sources. Early adapters are already making the shift to hybrid cars, and eventually, we'll all be driving gasoline-free vehicles. Check out the articles in this roundup to learn all about the growing technology of alternative fuel.
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As gas prices continue to rise and global warming becomes more pervasive, more people are using biofuels as a way to save money and decrease their consumption of fossil fuels. And while they're definitely not perfect, they have many advantages over types of fuels.