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Carpenter, Susan. "NASCAR Roars toward a Greener Future." The Orange County Register. N.p., 20 Mar. 2013. Web. 29 Sept. 2014.
Clarke, Liz. "With Electric Pace Car, NASCAR Puts Pedal Down on Green Efforts." Washington Post 27 Apr. 2012. Academic OneFile. Web. 29 Sept. 2014.
Close, John. "Get the lead out: environmentalists push the use of unleaded gas in racing." Circle Track Nov. 2005: 66+. Academic OneFile. Web. 22 Sept. 2014.
Flintoff, Corey. "Where Does America Get Oil? You May Be Surprised." NPR. NPR, 12 Apr. 2012. Web. 25 Sept. 2014
Gerken, James. "Daytona 500: NASCAR Promotes Green Efforts." The Huffington Post. TheHuffingtonPost.com, 22 Feb. 2012. Web. 29 Sept. 2014.
Hodes, Joe. "Mission/vision." Http://www.ncga.com/about-ncga/mission-vision. Joe Hodes, 29 Aug. 2014. Web. 12 Oct. 2014.
Industry News. "Ever Wonder What NASCAR Does With Old Tires? | WEIMA America." Ever Wonder What NASCAR Does With Old Tires? | WEIMA America. Industry News, 11 Nov. 2011. Web. 28 Sept. 2014.
Layton, Julia. "Is Nascar Really That Bad for the Environment."HowStuffWorks. HowStuffWorks.com, n.d. Web. 18 Sept. 2014.
Lynch, Michael, Dr. "The Sports Leader in Sustainability." NASCAR Green(n.d.): n. pag. NASCAR, 16 Oct. 2012. Web. 12 Oct. 2014.
NASCAR. "NASCAR Promotes Dr. Michael Lynch to Vice President, Green Innovation | NASCAR.com." NASCAR Promotes Dr. Michael Lynch to VP, Green Innovation. N.p., 16 Dec. 2013. Web. 23 Sept. 2014.
Sunoco. "The Official Fuel of NASCAR." NASCAR Fuel Facts. N.p., n.d. Web. 27 Oct. 2014.