If you live in Pennsylvania, or within easy driving distance, our friend Ben and Silence Dogood enthusiastically recommend the Pennsylvania Renewable Energy & Sustainable Living Festival in Kempton, PA this coming weekend, September 18-20. A renewable energy festival may not sound like your idea of a good time, unless you happen to be a solar engineer, but we go every year and we’re here to tell you that it’s one of the most fun events of our year. It really is a festival, as well as a gre