Delta Air Lines is a major US airline headquartered in Atlanta, Georgia. It has experienced both adversity and success throughout its history. Delta operates flights to 350 destinations across six continents. It was founded in 1928 and has undergone several mergers and acquisitions over the years. More recently, it merged with Northwest Airlines in 2008. Delta is committed to minimizing its environmental impact and reducing greenhouse gas emissions. It also supports various social causes through its "Force for Global Good" program.