They quickly figured out that they could earn one carbon credit by eliminating one ton of carbon dioxide, but could earn more than 11,000 credits by simply destroying a ton of an obscure waste gas normally released in the manufacturing of a widely used coolant gas. That is because that byproduct has a huge global warming effect. The credits could be sold on international markets, earning tens of millions of dollars a year. Please continue reading at:
http://www.nytimes.com/2012/08/09/world/asia/incentive-to-slow-climate-change...
http://www.nytimes.com/2012/08/09/world/asia/incentive-to-slow-climate-change...