The major sources of renewable sources in Iceland are Hydropower, Geothermal power as well as Wind Power. All these enriched resources are the reason behind the impressive Iceland renewable energy percentage. Iceland has one of the most unique geologies. This is exactly the reason why they are eligible to produce. Before, the country only utilized geothermal resources for washing and bathing whilst hydropower production started out in the 20th century. Only, few MegaWatts (MW) were produced during those days. Similarly, in. Bluntly to say, heating is not free in Iceland but rather is very cheap. However, the price varies regarding districts. Geothermal energy. Nonetheless, Iceland is crowned as the world's largest green energy producer per capita as well as the largest electricity per capita. It's approximately 55,000 kWh per person per year. If compared, the EU average is less than 6000.