Pharmacy chain CVS Caremark’s absolute CO2 emissions rose 1.2 percent from 2010 to 2011, but when rationalized against the square feet of retail space the pharmacy chain operates, its emissions fell by 3.85 percent over the same time period. In 2011 CVS emitted 1,800,500 metric tons of CO2 equivalent, up from 1,778,000 CO2e in 2010. […]
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