As this article in Forbes suggests: http://www.forbes.com/sites/greatspeculations/2012/06/04/domestic-natural-gas-and-oil-could-quench-u-s-energy-thirst/ domestic production of fossil fuels may be enough to fulfil the largest consuming country’s needs for energy.
What is significant about these new shingles is that they do not require specialist solar installation firms but rather can be installed by general roofing conractors or homeowners themselves.
The plant will also create 1275 new direct jobs and increase capacity to 220 MW annually.