How might greatly increased production of domestic oil and natural gas in the United States over the next two decades thanks to horizontal drilling and fracking affect the country’s future use of coal, nuclear power, and energy from the sun and wind?

How might greatly increased production of domestic oil and natural gas in the United States over the next two decades thanks to horizontal drilling and fracking affect the country’s future use of coal, nuclear power, and energy from the sun and wind?

How might such an increase affect your life during the next 20 years?