Brad Pitt, Angelina Jolie and combined heat & power

By Elisa Wood Dec. 4, 2008 The universe contains many mysteries. A big one for me is: Why doesn’t the United States use more combined heat and power (CHP)? It requires an energy geek, of course, to even ask that question. Most of the world knows nothing about CHP, even when referenced by its other name: cogeneration. So it was heartening to see … [Read more...]