that CFO at Apple, Peter Oppenheimer, said in an interview: "We are leading the industry. All three of our data centres will be coal free, which is an industry first for anybody our size."

Oppenheimer said that Apple's plans have been in place since last year, and wouldn't comment on whether the changes were made following Greenpeace's recent protests.

In April 2011, in its How Dirty is your Data report.

Recently, Greenpeace has protested across the globe. In April, the environmental organisation covered windows with its own poster to highlight Apple's use of coal, and .

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