I love America
One of the great sources of energy for the future is liquefied natural gas. There's a lot of gas reserves around the world. Gas can only be transported by ship, though, when you liquefy it, when you put it in solid form.
This is from the press conference last night that he gave in prime time. Linky
America is wonderful. Liquids are gas, but sometimes they are also solid... but only on ships.