MURFREESBORO, Tenn. — Join Middle Tennessee Electric (MTE) on Saturday, April 23 from 10 a.m. to 2 p.m. on Murfreesboro’s Historic Downtown Square for the 21st Annual Earth Day Celebration. This year’s theme is “You have the power to be the change: What does Earth Day mean to you?”This event was canceled in 2020 due to the COVID-19 pandemic and was held virtually in 2021. “We are excited to be back in person this year with an expanded event,” s .