 The second longest runway is at Geitamelur, a four-runway glider field around east of Reykjavík.Six main ferry services provide regular access to various outpost communities or shorten travel distances.Renewable sources—geothermal and hydropower—provide effectively all of Iceland's electricity and around 85% of the nation's total primary energy consumption, with most of the remainder consisting of imported oil products used in transportation and in the fishing fleet.