Question

Reykjavik, the capital city of iceland, heats its buildings from geothermal sources at a cost that is _______ of what it would be if oil were used.

Answer 1

Answer:

In 2016 geothermal energy provided about 65% of primary energy, the share of hydropower was 20%, and the share of fossil fuels (mainly oil products for the transport sector) was 15%.[1] In 2013 Iceland also became a producer of wind energy.[2] The main use of geothermal energy is for space heating, with the heat being distributed to buildings through extensive district-heating systems.[1] About 85% of all houses in Iceland are heated with geothermal energy