Out of all uncertainties in the world, we have one certainty: The petroleum era will end. It may take several decades or perhaps centuries to end, but certainly it will end. Companies, governments, and academia have proposed many solutions for the energy equation but most of them, like nuclear-based sources, will require large investments and time to technologically mature to become economically feasible, perhaps 20 or 50 years.

In the meantime, the energy-starving economies will need other solutions such as GTL, coal, LNG, etc. Despite the efforts of different actors on developing viable renewable-energy technologies, most of the relevant solutions...

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