11. The world faces the challenge of a global transformation to sustainable energy systems. 12. Tetsunari Iida is director of the Institute for Sustainable Energy Policies in Japan. 13. A sustainable energy economy requires commitments to both renewables and efficiency. 14. By 2020, the UAE target increasing sustainable energy by 20 percent. 15. LCC works with interested communities to find sustainable energy solutions for their community. 16. This service won the EU Sustainable Energy Europe Award in 2015. 17. A sustainable energy economy thus requires major commitments to both efficiency and renewables. 18. He is also senior adviser to the UN Secretary General on sustainable energy initiative. 19. Carter's current research focuses on the understanding and design of materials for sustainable energy . 20. In 2007, Dr . Chien founded Taiwan Institute for Sustainable Energy ( TISE ).
