" Urban Roots Austin." Urban Roots Austin. N.p., n.d. Web. 14 Apr. 2013. <http://www.urbanrootsatx.org/>.
"Know Your Facts - Sustainability - Boston College." Boston College. N.p., n.d. Web. 14 Apr. 2013. <http://www.bc.edu/content/bc/offices/sustainability/what-you-can-do/know-facts.html>.
Rieff, Susan . "About Us - Lady Bird Johnson Wildflower Center." Lady Bird Johnson Wildflower Center - The University of Texas at Austin. N.p., n.d. Web. 14 Apr. 2013. <http://www.wildflower.org/about/>.
"What is Sustainability? | SustainVU | Vanderbilt University." Vanderbilt University | Nashville, Tennessee. N.p., n.d. Web. 17 Apr. 2013. <http://www.vanderbilt.edu/sustainvu/who-we-are/what-is-sustainability/>.
"The Facts -- New Internationalist." New Internationalist. Permalink, n.d. Web. 17 Apr. 2013. <http://newint.org/features/2000/11/05/facts/>.
"Know Your Facts - Sustainability - Boston College." Boston College. N.p., n.d. Web. 14 Apr. 2013. <http://www.bc.edu/content/bc/offices/sustainability/what-you-can-do/know-facts.html>.
Rieff, Susan . "About Us - Lady Bird Johnson Wildflower Center." Lady Bird Johnson Wildflower Center - The University of Texas at Austin. N.p., n.d. Web. 14 Apr. 2013. <http://www.wildflower.org/about/>.
"What is Sustainability? | SustainVU | Vanderbilt University." Vanderbilt University | Nashville, Tennessee. N.p., n.d. Web. 17 Apr. 2013. <http://www.vanderbilt.edu/sustainvu/who-we-are/what-is-sustainability/>.
"The Facts -- New Internationalist." New Internationalist. Permalink, n.d. Web. 17 Apr. 2013. <http://newint.org/features/2000/11/05/facts/>.