We already have that - it's called mycoremediation. http://en.wikipedia.org/wiki/Mycoremediation http://en.wikipedia.org/wiki/Mycoremediation Oyster mushrooms

We already have that - it's called mycoremediation. http://en.wikipedia.org/wiki/Mycoremediation http://en.wikipedia.org/wiki/Mycoremediation Oyster mushrooms (yep, the ones you can buy in the store) do a great job.