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Solar, wind and hydro are not so viable alternatives.
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why do you think so ? technology of the last two have matured quite well. countries like germany denmark etc are going wind powered in a big way.
http://en.wikipedia.org/wiki/Wind_po..._of_wind_power
wind power is probably the fastest growing energy type these days.
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Anything can be sacrificed for truth,
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-- Swami Vivekananda
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