The next time you're filling up at the pump, take a minute to consider where that gas came from and how we can produce it more responsibly. Here are 5 ways that eco-friendly biofuels help the planet as well as big business.
The world produces an astonishing amount of olives -- 21.2 million tons, or 19.3 million metric tons, says the Food and Agriculture Organization of the United Nations. It would be a bummer for all those pits to just sit in a landfill.
Biofuels -- the word seems magical. It brings to mind singing birds, clear blue skies and global happiness. Somehow, we can turn plants and other organic material into something to power our cars and save the planet at the same time.
Scientists use the term algae to refer to a large and varied group of plantlike organisms often found in water. Like plants, algae are photosynthetic: They convert carbon dioxide into food using the power of sunlight. Could it be used as fuel?
There may not be a magic bullet to solve the energy crisis, but synthetic fuels offer some advantages -- and drawbacks -- when compared to conventional fossil fuels. Find out about the different types of synthetic fuels and how they're processed.
You hear the word biofuel, and the first things that may come to mind are the cars run on fry grease that make the local news every time gasoline breaks $3 a gallon. But what are some of the non-automotive uses for biofuel?