In that case, are these plants insured against natural calamities? What is the contingency plan for, say if one of your plants triggers an earthquake or is affected by one?
This is a leading cause why geothermals aren't very popular. Generally if you screw up in any other sector, you only lose money, here you are potentially risking a large populous.
For example; Quake Threat Leads Swiss to Close Geothermal Project

Besides, what are the preventive measures planned for greenhouse emissions?