The U.S. produced enough wind energy in 2015 to power all of the homes in Alaska, California, Delaware, the District of Columbia, Hawaii, Idaho, Maine, Montana, Nebraska, New Hampshire, North Dakota, Rhode Island, South Dakota, and Vermont. Viewers learn more about wind energy with a presentation that begins with what makes wind, global wind patterns, and the history of wind energy. Then it explains the use of wind energy by country and in the United States, and ends with an explanation of how turbines and wind farms work.