07-28-2017: Z Group Energy’s Closed vs Open Conventional Geothermal Systems

We might ask, “how does the Z Group Energy (ZGE) closed geothermal system differ from today’s conventional geothermal systems and why might this difference be significant? Interesting questions.  I’ll answer the second question, the easy one, first.  The primary significance, just in terms of economic sustainability and potential positive return on investment, both necessary components […]