Other forms of credit production can be produced by no carbon producing energy sites such as wind turbines as depicted by this quote"[T}he development of a wind turbine by Yorkshire Water at Saltend treatment works in Hull, England to reduce its carbon emissions by 1,150 tonnes per year" (WARD). ... " (Keating) Even at 15 percent there is still a large chunk of revenue to be made on larger spills such as the Exxon Valdez (1989) or BP Deepwater Horizon (2010) in witch "4.9 million barrels of petroleum flowed into the Gulf of Mexico over 87 days" (Shultz). ...

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