Larry Mayer is an energy engineer and the president of Solution Design, Inc. He teaches builders how to make homes and offices energy efficient. ~~~ Speaking of energy, about a fifth of the nation’s energy goes to producing our food. In another of our series called “Feasting on Fuel,” Harvest Public Media’s Grant Gerlock looks at a couple ways farms are getting greener. ~~~ “The War with the Sioux, Norwegians Against Indians 1862-1863,” drew upon the diaries, letters and newspapers of Norwegian immigrants. It was written by Karl Jakob Skarstein of Bergen Norway. In this excerpt from the Prairie Pulse television show, host John Harris visits with the translators, Melissa Gjellstad of UND and Danielle Skjelver of the University of Maryland.