May 18, 2016
The Guardian
| Portugal | energy: future
Portugal ran on renewable energy sources for 107 straight hours from May 7 to 11, 2016, using only solar, wind, and hydro power. In 2015, renewable sources provided 48% of Portuguese electricity, 22% from wind power, while wind provided 42% of electrical demand in world-leading Denmark (20% in Spain, 13% in Germany, 11% in the UK).