Kinder Morgan (KMI -2.74%) has experienced a resurgence in growth over the past year. A projected 20% surge in U.S. gas demand by 2030 is driving an abundance of new expansion opportunities. The gas pipeline company approved another $1.3 billion in expansion projects during the second quarter, adding even more fuel to its growth engine. A growth acceleration Kinder Morgan's growth engine had spent several years stuck in neutral because of expiring contracts and fewer opportunities for growth projects. Durin ...