Red light art installation in the entrance tunnel to the underground Fljotsdalur hydro power station, part of Karahnjukar a massive new contorversial hydro electricity project in North East Iceland, Polar Regions

iceland vatnajokull karahnjukar hydro hydro electricity renewable energy clean green carbon neutral water power electricity engineering modern electricity production climate change global warming power station hydro electric hydro power station underground fljotsdalur tunnel red light art day indoors tunnels entrance entrances lights lighting power stations polar regions horizontal