"Take a peek at the new world that awaits us. Get ready for a new economic order. In the world 15 years from now, the U.S. will be far less dominant, several emerging markets will catapult into prominence, and some of the largest European economies will be slipping behind. "
That's according to the U.S. Department of Agriculture's latest macroeconomic projections that go out to 2030, displayed in the chart below.
The U.S. will just barely remain the global leader, with $24.8 trillion in annual output.
The gray bar represents the $16.8 trillion gross domestic product projected for 2015, and the green bar shows how much bigger the economy is expected to be 15 years from now.
The country, worth 25 percent of the world economy in 2006 and 23 percent in 2015, will see its share decline to 20 percent.
Read more: China, India, Brazil, United Kingdom, France, Germany and Japan... GDP ranking