1. Dorn JG, Global wind power capacity reaches 100,000 megawatts, 2008 Earth Policy Institute, http://www.earthpolicy.org/Indicators/Wind/2008.htm.
2. Compiled by Earth Policy Institute with 1980–1994 data from Worldwatch Institute, Signposts 2004, CD-ROM (Washington, DC: 2004); 1995 data from Global Wind Energy Council (GWEC), Global Wind 2006 Report (Brussels: 2007); 1996-2007 data from GWEC, “U.S., China, & Spain Lead World Wind Power Market in 2007,” press release (Brussels: February 6, 2008). http://earth-policy.org/Indicators/Wind/2008_data.htm.
3. World Wind Energy Association (WWEA), “Wind turbines generate more than 1% of the global electricity,” Bonn February 21, 2008.
4. Ministry of National Economy, Statistical Yearbook, October;2007.
5. Oman Power and Procurement, 7-Year Statement (2009–2015), December;2008.