http://www.americanoilinvestments.com/articles/Natural-Gas_Summary.html Natural Gas is a gaseous fossil fuel which main component is methane. Sources of this element are oil and natural gas fields and coal beds. It constitutes a valued resource in our societies. It also generates a lot of trade around the world. As any other commodity, the ability of supply to meet demand or not is the key factor in determining prices. Nevertheless, it requires more than hours or days to increase production in order to meet the growing demand. If you want to learn more about natural gas, read these useful and interesting articles. en-us