Is Hydrogen the Answer to Our Future Transport Needs?

Many auto companies are investing heavily in hydrogen fuel cells but battery-electric vehicles are just as compelling

It's the most commonly-occurring element in the universe, it can be burned in a combustion engine or used to fuel electric motors, and it's vastly cleaner emissions-wise than gasoline. The automotive industry seems to have settled on hydrogen as the magic bullet solution to the looming energy crisis, and each year we see a number of fuel cell concept cars showcased by the major manufacturers -- but it's a technology with some serious hurdles to overcome before it becomes viable. So how does hydrogen compare to batteries as a means of propelling transport in the future?

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