NEW MARSHFIELD, Ohio — For some, the term “tree hugger” is an insult. But for Lindsey Rudibaugh, co-founder and executive director of the Tenderfoot Learning Lab, it’s part of the job description. Rudibaugh and her team at the local sustainability education center hope to create new tree huggers at their first Love Grows Festival, Saturday, Aug. 1–Sunday, Aug. 2. The festival is organized around love of people and the planet, Rudibaugh said. Fr…