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A comment on Solar powered airships. Parent comment

Re:Solar powered airships by MichaelApproved on Monday October 24, 2011 @06:23AM (#3148957)
Your numbers are meaningless because you're not taking into account the energy that's needed to sustain the climate.
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Re:Solar powered airships by pxtreme75 on Monday October 24, 2011 @05:32PM (#3151697)
And what is this number? Without hard facts do you count this as a counter argument? My main point is that all energy on our planet was originated from the Sun.
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