Are solar panels worth it?

Today in many countries solar is the cheapest form of energy to produce. Millions of homes are equipped with rooftop solar, with most units paying for themselves in their first seven to 12 years and then generating further savings. So, how much money can you save by switching to solar? Shannon Odell shares how solar units could help pave the way for a cleaner and more reliable energy future. [Directed by Biljana Labović, narrated by Jack Cutmore-Scott, music by Jarrett Farkas].