Indeed, more carmakers seem to regard diesel-powered vehicles as a viable solution to higher fuel economy standards.
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In the technical world we are increasingly viewing the solution to our future fuel needs as a system issue.
And investors and policy wonks alike are trumpeting the corn-based fuel as the solution to climate change and America's dependence on Mideast oil.
Importing fossil fuel is one solution, but the environmentally minded Swedes are unhappy about the greenhouse-gas implications of burning more coal, oil and natural gas.
So the real solution is still cutting down fossil fuel emissions and investing in alternative energies.
One proposed solution for long-term storage of used fuel is Yucca Mountain in Nevada.
"It's not our long-term solution because of the competition with feed, and fuel competition, but it is prompting us to put into place a refueling infrastructure that could be used with cellulosic ethanol, " made from other types of plant material such as timber waste or switch grass.
In fact, it is now positioned as a solution to global climate change as a replacement for fossil fuel based energy (burning coal or natural gas).
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It might seem odd for BP to shun the fuel at hand in favor of a long-distance solution.
Mox offers a solution to the problem: by blending the plutonium into a new fuel, the stockpiles can be reduced.
Others say that any solution needs to treat the problem, not simply tax the products that fuel it.
Whether for everyday use as a primary power source, for use during periods of peak grid demand, or for backup use during emergencies, fuel cells offer an attractive, efficient and eco-friendly solution.
The solution is to provide something currently missing in our transportation sector - vehicle and fuel choice.
We also are looking at diesels, which have an improvement of 30 percent in fuel economy, and biodiesel mix, which again is a homegrown solution for this nation.
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