The new U.S. Secretary of Energy, Ernest Moniz, is clearly a believer that the country absolutely must become more self-sufficient with the nation's energy supplies. He recently outlined three points of focus in order to make this a reality: increase our efficiency, electrify our transportation sector, and utilize alternative fuels.

In the following video, Motley Fool energy analysts provide you with details on a variety of companies that are already addressing these issues, and offer reasons why they might be worth consideration for your investment portfolio.