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Old 11-26-2014, 06:26 PM   #17 (permalink)
ksa8907
Master EcoModder
 
Join Date: May 2012
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Volt, gas only - '12 Chevrolet Volt Premium
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Quote:
Originally Posted by Old Tele man View Post
Drill *deep* enough and tap into earth's CORE heat (geothermal).
That is the most under-utilized but plentiful form of energy available.
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