Quote:
Originally Posted by Gargoyle_Steve
I agree entirely Ian, but if we are still using ships to carry cargo everywhere what is it that these freighters or the high speed ocean liners will be using as a fuel source?
When the fuel runs low and the price jumps astronomically (VERY deliberate pun  ) who can afford to pay 5 times, 10 times, 50 times as much for freight on an item as what it costs us now to import by ship? |
Well --- why not H2 from the water they are floating on.
Big ships could easily draw in sea water as they go along and extract hydrogen from the desalinated water . Hydrogen combustion has a nice energy density , and is also clean.