Writing for Wired, Steven Levy profiles Lisa Jackson, the former EPA head who now serves as Apple’s vice president for environmental initiatives. Tim Cook’s Apple has invested heavily in minimizing its impact on the environment, and Jackson is leading the charge in making its data centers, corporate campuses, and retail stores powered 100 percent by renewable energy. Apple’s corporate campuses and data centers are already at 94 percent, up from 35 percent in 2010. follow link
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Use Shift to Compare Edits in iPhoto '08
In iPhoto '08, while you're editing a photo, press the Shift key to see a "before" view; let it up to see the "after" view. It's much faster and easier than using Undo and Redo.
Apple’s Green Data Centers