Natural Gas: The "new" fuel.

As predicted in The 21^st Century Energy Initiative*, natural gas is the preferred fuel for the next 10 to 15 years: http://www.sae.org/mags/sohe/11863?PC=130401ALL

* Graph: “Fuel Transition Through the 21^st Century”, from chapter on “The Future”, page 53; ISBN 0-9708665-6-9