12. Citations
• "50 Ways to Help the Planet." 50 Ways to Help the Planet. Wire and Twine. Web. 22 Nov.
2011. <http://www.50waystohelp.com/>.
• Earth911. "What Can I Do To Help Prevent Climate Change? - Earth911.com." Earth911.com -
Find Recycling Centers and Learn How To Recycle. 2 Apr. 2007. Web. 22 Nov. 2011.
<http://earth911.com/new/2007/04/02/what-can-i-do-to-help-prevent-climate-change/>.
• "Is Overpopulation a Green Myth?" TreeHugger. Web. 18 Nov. 2011.
<http://www.treehugger.com/corporate-responsibility/is-overpopulation-a-green-myth.html>.