Here are 10 innovations working hard to make Earth a cleaner, healthier, more sustainable place to live.
Vertical farms increase production of food, reduce waste and naturally scrub the air of smog. What's not to love?
The lagoon would feature 90 turbines within a 14-mile breakwater and generate between 1,800 and 2,800 megawatts.
The modern-day windmill is part energy icon, part tourist attraction and part residential building.
Sometimes it's not the patents but the money and technical know-how that are the biggest obstacle to expanding the commercialization of electric vehicles.
An urban plan for Paris could reduce the city's greenhouse gas emissions by up to 75 percent in 2050.
A comparison chart shows just how big.
From tattoo batteries to paint that powers a car, from floating solar farms to wires made from DNA, catch up on the year's most exciting energy news.
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