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Old 03-20-2019, 01:01 PM   #259 (permalink)
JSH
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Quote:
Originally Posted by freebeard View Post

Quote:
Originally Posted by Wikipedia
Abiogenic petroleum origin is a term used to describe a number of different hypotheses which propose that petroleum and natural gas deposits are mostly formed by inorganic means rather than by the decomposition of organisms. Thomas Gold's deep gas hypothesis states that the origin of some natural gas deposits were formed out of hydrocarbons deep in the earth's mantle. Theories explaining the origin of petroleum as abiotic, however, generally not well accepted by the scientific community.
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