As to importance, when originally identified as distinct, the archaea, too, were regarded as marginal yet their methane-generating properties are now a factor in climate-change calculations.

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To convert syngas into methane takes three more processes that consume yet more energy.

FORBES: Magazine Article

The company said the blast was caused by a buildup of methane in the building's cellar, but doesn't yet know what caused the gas to accumulate.

WSJ: Mexico Sees Energy as Key to Reset Economy

Ingraffea and Dr. Howarth authored a study on methane emissions a couple of years ago that was thoroughly debunked within about 30 minutes of its issuance, yet their absurd findings continue to be parrotted by the anti-fracking movement and an often incurious news media as if they were unchallenged fact.

FORBES: Printing the Legend