Chapter 1: Overview of Geothermal Systems
In the first chapter of Geothermal Energy Engineering published by Elsevier, we explore the origins, historical development, and various types of geothermal systems, along with the…

Dr. Ken Wisian, Major General, U.S. Air Force (retired), is Associate State Geologist and Associate Director of the Bureau of Economic Geology, Jackson School of Geoscience, The University of Texas at Austin. At the Bureau of Economic Geology, he leads a division of 50+ scientists and engineers working many areas of applied geosciences including geothermal energy, carbon sequestration, water resources, the environment, seismicity, and mineral resource exploration and mapping. Dr. Wisian is a geophysicist whose main research is in geothermal energy. Other research includes planetary geology/space exploration, the Search for ExtraTerrestrial Intelligence (SETI), and international relations. Dr. Wisian teaches Life in the Universe and Geothermal Systems. He also holds appointments in the Center for Space Research and Geological Sciences Department at UT Austin, is a charter member of the Center for Planetary Systems Habitability at UT Austin, and is a Fellow of the British Interplanetary Society.
In the first chapter of Geothermal Energy Engineering published by Elsevier, we explore the origins, historical development, and various types of geothermal systems, along with the…