About Oil and Gas Deposits

Published on 01.07.2015
Middle School
Life and earth sciences

15 min read

© THINKSTOCK - Hydrocarbons formed over millions of years, at the heart of major geological formations.

It takes millions of years for oil or gas to form. During this time, the molecules migrate slowly to the surface and are "trapped" in natural reservoirs. 

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How Oil and Gas Deposits Are Formed

Deep in the Earth, oil and natural gas are formed from organic matter from dead plants ...
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How Oil and Gas Migrate

Starting out from the source rock where they are formed, hydrocarbon molecules, which a...
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The Slow Formation of Oil and Natural Gas Deposits

It takes millions of years for decaying organic matter to be transformed into hydrocarb...
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