Since many popular biofuel crops are also commonly used as staple foods, critics of biofuel mass production warn that a spike in crop demand for biofuel could overload agricultural capacity. But is this a verifiable threat?
Experts say we must decrease our dependence on fossil fuels and find alternative sources of energy. One of those alternatives is to create fuel from plants, known as biofuels. But how do these energy crops impact our society and environment? See more »
By spring of 2011, the leading international standards board is expected to approve a biofuel for use in jet engines. But is biofuel really a reasonable alternative for jet fuel? See more »
Synthetic fuels are one just one alternative to oil. Some synfuels are better for the environment, some are worse. Some are made from rocks found deep under the earth, and some are made from the trash in your local landfill. See what you know about the various types of synfuels in our ultimate synthetic fuels quiz. See more »
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. See more »