Lightning is one of mother nature's most spectacular phenomena. But add lightning to a volcanic eruption and the event seems otherworldly! Trace has all the details on the atmospheric conditions that... more 
Lightning is one of mother nature's most spectacular phenomena. But add lightning to a volcanic eruption and the event seems otherworldly! Trace has all the details on the atmospheric conditions that bring these two forces together. less 
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Mon, Apr 15, 2013 9:20 AM EDT