...Lesson for Nasa! US Airmail and Aviation
"Henry Spencer" wrote in message
...
Oh, and don't forget the costs of the storage systems you need for wind
and Earth-based solar, and the fact that tidal and geothermal are
cost-effective in only a few particularly favorable places, and the limits
imposed on fission by uranium supply.
And the fact that most of the world's uranium is found in politically
unpalatable countries, like Australia :-)
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