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.
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?
For a while, many of us imagined the possibilities: streets full of zero-emission electric vehicles (EVs). But the EV concept has suffered from a certain fragility, and some companies have shifted strategies. Let's talk about a few of them.