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Originally Posted by AP
Interesting , didn't realize that water was considered a greenhouse gas
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Fact is that water vapor is the main temperature regulating factor on Earth. Increasing its quantity in the atmosphere has more or less the same effect that carbon dioxide has.
Quote:
Originally Posted by AP
Anyway I digress , not sure what the answer is. If hydrogen could be produced cleanly ( solar powered?) it may be doable but as you say nothing is perfect. Lithium batteries are hardly green when you factor everything in.
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Agree.
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Originally Posted by AP
From a usability point of view refilling times of hydrogen being the same as petrol make sense and the whole point of the car is convenience and having to wait an hour at a charging point is certainly not that (assuming it's free of course)
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It's not the same. Hydrogen is much more dangerous than gasoline or diesel, it's very easy to cause an explosion when refilling.