The price of electricity from solar panels continues to plummet and is one of the driving forces in the transition to clean energy.

The Department of Energy is aiming to cut the price of utility-scale solar by more than half by 2030.

Government policies and scientific innovation around the world have helped to reduce the average cost of utility-scale solar power by more than 80 percent since 2010, making it the least expensive power source in many, if not most, places.

Read more: