Tucson is different from Phoenix. Not just in size — in character, climate, and the way people think about solar. The Sonoran Desert around Tucson is one of the most solar-rich environments on the planet. The university presence, the established environmental consciousness, and a housing market that ranges from historic midcentury homes to newer suburban developments all shape how solar conversations go here. Tucson also has its own utility — Tucson Electric Power (TEP) — wh