Up next, an idea for an alternative fuel that some people may find difficult to part with - especially on a hot summer day.
Hydrogen has been considered as an alternative fuel for some time.
Check out these articles to learn all about the growing technology of alternative fuel.
As part of this debate, we will look into alternative fuels.
Boeing also plans to use alternative fuel on the 747.
By 2007, the plan calls for all vehicles to use such alternative fuels.
Certainly, recent events have seemed favorable for an alternative fuel.
As time goes on our economy will have to transition to some alternative fuels.
"Most of the oil companies are not spending much on alternative fuels," he said.
Discussion question: What alternative fuels do you think might be used in the future?