<p>Jena Pittmon talks about the system of batteries used to store energy collected from the solar panels that provide energy for her home.</p>
March 28, 2010
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March 28, 2010 9 p.m.
Down-to-earth living
4,000-square-foot home built mostly underground relies mostly on sun and wind for
Jena Pittmon stands on a high, grassy mound, peering out across the land where she lives and works. Below the turf and dirt under her feet is her living room.