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The high-tech energy revolution

The latest report from the United Nations Intergovernmental Panel on Climate Change (IPCC) released in November did not paint a particularly rosy picture. The global scientific community's loudest appeal yet for governments around the world to get serious about reducing greenhouse-gas emissions suggested that a failure to cut emissions by percent 40 to 70 percent globally by 2050 will have dire environmental consequences.

Behind-the-scenes academia, research and development labs, and Fortune 500 companies are hard at work developing potential solutions. Some seem like science fiction, and none are silver bullets.

Here is a look at leading innovations that promise to power our future.

By Clay Dillow, special to CNBC.com
Posted on 25 Nov. 2014

NASA | Wikimedia Commons