Natural gas has been one of the biggest energy stories of the last decade. It seems almost unbelievable that less than a decade ago U.S. gas production from conventional fields was in decline. At that time, many experts predicted the United States would soon become the world’s biggest importers of natural gas.
But that was before technological innovation unleashed huge oil and gas supplies trapped in shale rock. Now the nation is producing 50 percent more gas, making it the world's biggest producer.