This picture shows solar panels already in place at the in McKinney, Texas, which opened in July 2005. The store was set up to draw its energy first from on-site resources and systems, and then after that from conventional utility sources. The other experimental store, in Aurora, Colo., opened later that year.
January 3, 2007 11:13 AM PST
Photo by: Wal-Mart Stores
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