27 December 2013
Last updated at 22:13
Background
Features and Analysis
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Peak? What peak?
Just when it looked like it was drying up, America manages to find more oil
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End of the bender
Will German shift to renewables end with an expensive hangover?
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Price point
What is the real cost of new nuclear?
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Slam dunk?
Why the UK's shale gas bonanza may not be a done deal
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Shale quest
China's plans to tap into massive shale reserves
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Aquatic answer?
Scientists farm seaweed as part of project to make biofuel
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Body blows
Are efforts to develop carbon-free energy stalling?