And then, when it's done, it generates enough solar electricity to cover its own low-energy needs.
Among them is the first house in the state to be powered by solar electricity.
Since then costs have decreased to make solar electricity increasingly competitive.
To install solar electricity, for example, you would need your own roof plus £10,000 or more in cash.
Again, solar electricity seems to be being particularly discouraged, at 4 per cent.
Utilities across the country are offering solar electricity to their customers as a viable source of clean energy.
It reviews current energy usage and discusses how to increase the production of solar electricity.
What sources are available to support the further evolution of solar thermal electricity?
Renewable energy projects, such as solar thermal electricity, are eligible.
The company is already the largest generator of solar electricity in the United States.