1. US EPA CCD. Global Greenhouse Gas Emissions n.d., 〈http://www.epa.gov/climatechange/science/indicators/ghg/global-ghg-emissions.html〉 [accessed 26.06.14].
2. Committee on Health, Environmental, and Other External Costs and Benefits of Energy Production and Consumption; National Research Council. Hidden Costs of Energy: Unpriced Consequences of Energy Production and Use. Washington, D.C.: The National Academies Press; 2010.
3. U.S. Energy Information Adminstration. Annual Energy Review n.d., 〈http://www.eia.gov/totalenergy/data/annual/〉 [accessed 15.06.14].
4. Scene Consulting. Energy Archipelago 2015. 〈http://beta.energyarchipelago.com/#/map〉.
5. Energy Systems and Sustainability: Power for a Sustainable Future;Everett,2012