Have you seen a solar-powered picnic table? At Mt. Hood Community College, three tables have been purchased. Check out these two websites for more information on how they work, how many recycled milk cartons were used in the manufacturing process, and the environmental sustainability legacy gifts that helped to fund the project.
http://www.mhcc.edu/news.aspx?id=3377
http://www.oregonlive.com/gresham/index.ssf/2013/06/mt_hood_community_college_char.html#incart_river
Do solar-powered picnic tables makes sense for your outdoor property? Look at your mission and strategic plan.