http://cleantechnica.com/2015/03/20/costa-rica-powered-by-100-renewable-energy-for-first-75-days-of-2015/
Und billiger wird der Strom auch:
http://af.reuters.com/article/energyOilNews/idAFL2N0WL1XJ20150319
Die organisierte Kriminalitaet in Europa bettelt um eine "Energieunion":
http://www.gdfsuez.com/en/journalists/press-kits/magritte-group-measures-to-safeguard-europes-energy-future/