Geothermal energy: The little known resource

In Iceland and a few other countries, geothermal energy delivers a large part of the energy used for heating or cooling, through geothermal heat pumps. You may be surprised to hear that there are hundreds of thousands of buildings in the U.S. that are also hooked up to such systems….

Stanford’s Green Dorm

A few facts: in the U.S., residential and commercial space accounts for 40 percent of our primary energy consumption and 38 percent of CO2 emissions are from operating buildings. Why, then, is so little attention paid to building energy efficient offices and residences? Prof. Gil Masters from Stanford University wants to change that. His dream to build a student dorm that is green and clean is being realized: the Green Dorm project at Stanford is under way.

More on geothermal energy: The little known energy resource

Download MP4Following up on his lecture on geothermal energy, Professor Roland Horne met with some of my students. Horne is an expert in extracting heat from the earth. Hear more about the engineering and science behind traditional geothermal energy, and the promising “hot dry rock” process.