http://www.nytimes.com/2011/09/04/science/earth/04air.html?_r=1
http://www.nytimes.com/2011/09/02/business/global/us-solar-company-bankr...
http://www.energycentral.com/functional/news/news_detail.cfm?did=2136335...
http://www.pennenergy.com/index/power/display/0440377310/articles/pennen...
http://www.scientificamerican.com/article.cfm?id=the-human-cost-of-energ...
http://www.nytimes.com/aponline/2011/08/31/business/AP-US-Solar-Manufact...
http://volumatrixgroup.com/2011/08/29/mitsubishi-develops-spray-on-solar...