5Japan Government. 4th strategic energy plan [EB/OL]. (2014-04) [2015-07-21]. http ://www. enecho, meti. go.ip/ en/category/others/basic_plan/pdf/4th_strategic_energy_ plan. pdf.
6US Government. The all-of-the-above energy strategy as a path to sustainable economic growth [EB/OL]. (2014-05- 29) [2015 07-21].https://www. whitehouse, gov/sites/de- fault/files/docs/aota_energy_strategy_as_a_path to sus- tainable_economic_growth.pdf.
7World Nuclear Association. Nuclear power in India [EB/ OL]. (2015-08-08) [-2015-08-08]. http.. //www. world-nu- elear.org/info/Country-Profiles/Countries-G-N/India.
8Ummel K, Wheeler D.Desert power:The economics of so- lar thermal electricity for Europe, North Africa, and the Middle East [EB/OL]. ( 2012-08-12 ) [2015-07-21]. http :// www.cgdev.org/content/publications/detail/1417884.
9United Nations, Department of Economic and Social Af- fairs.The population of the world outlook[EB/OL]. (2015- 07-09) [2015-07-21]. http: //esa. un. org/wpp/Documenta- tion/pdf/WPP2012 Press Release.pdf.
