A Decade Later, the Deepwater Horizon Oil Spill Has Left an Abyssal Wasteland
atlasobscura.com
atlasobscura.com
Remember, oil is thought to start as the remains of previously living things.
By the definitions some people apply to supplements or medication, it's "natural".
Just too much, all at once in one place, and possibly some elements normally found as traces are excessively concentrated, eg mercury.
Given enough time the localised impact will diminish, as with all hygiene related concepts, it's all about dilution and/or dispersion.
There is no way in the world you didn't benefit from use of some kind of hydrocarbons yesterday, most indirectly, but entirely possibly a significant part directly. It's basically unavoidable.
So how would you feel about paying 3 or 5 times for the price to reduce the chance of this happening by maybe a factor of 10? It is basically impossible to remove all risk, other than to not do it at all.
I was actually having more of a dig at the "natural" supplements crowd, maybe it was too subtle for you.
History is also informative, look at the Ixtoc 1 spill, which most people have never heard of before.
BTW, having taken the moral high ground, what are you personally doing or working on to improve the current status quo? You might be surprised what I do.