On June 10, 2023, independent opera “Mr. Twister and the Tale of Tornado Alley,” will conclude its tour at Harvard’s Arnold Arboretum in Boston. The work is written by composer and librettist Marc Hoffeditz, with stage direction and puppetry by Brenda Huggins, and performed by singer and climate activist Sonja Tengblad. Focusing on issues of climate change, the opera explores {…}