1. Amazon IT Guru Questions Facebook, Apple Solar Arrays

    Amazon IT Guru Questions Facebook, Apple Solar Arrays

    One of Amazon’s leading data-center experts has called into question the environmental logic behind large solar farms recently installed or proposed by Facebook and Apple. In a recent blog post, James Hamilton writes that he couldn’t ”make the math work” for the completed solar array at Facebook’s Prinevill, Ore., facility or the proposed system at Apple’s iDataCenter in Maiden, N.C., and questioned whether the solar farms’ environmental impact was “purely optical.” Facebook’s 100 kW array was installed at a 25 MW facility meaning, according to Hamilton, that it potentially provides just 0.4 percent of the facility’s overall power.

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