Green technology has moved far beyond solar panels over the past decade, and the breakthroughs we’ve seen just over the last year have been nothing short of amazing. But the big ideas that made headlines this year weren’t just conceptual — in fact, many of the most impressive developments are or are well on their way to becoming life-changing realities! From consumer cell phones that harness your body heat for energy, to machinery that rethinks how we carry-out brick construction, to nano-particles that transform trees into public infrastructure, to LED-adorned contact lenses that could give way to bionic vision — check out our top 6 tech stories of the past year and don’t forget to vote for your #1 choice!

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