How long does crude oil take to biodegrade?

How long does crude oil take to biodegrade? Please site reference(s), as I have researched but have not found any reliable answers. Thanks!

One Response to “How long does crude oil take to biodegrade?”

  1. Carly Says:

    From my own experience it wil take many centuries for the amount of oil (9 million barrels) that has been leaked into the Gulf of Mexico to biodegrade.

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