The Icelandic government also believes that there are many more untapped geothermal sources throughout the country, estimating that over 20 Twh per year of unharnessed geothermal energy is available.
Twh per year of unharnessed geothermal energy is available. This is over 20. This is what there are many more untapped geothermal sources throughout the country, estimating. This is what the Icelandic government believes.