Since I’ve been growing food in the city I’ve been concerned about soil contamination. One answer, innovated by urban farmers in New York is to lay down a thick layer of tree mulch and build raised beds on top. This is similar to packing lots of condoms and going on a sex holiday in Africa. It might work out but doesn’t do anything for the underlying problem. As a real solution, I’ve been curious about bio-remediation of soils but haven’t delved into it in any meaningful way. Paul Stamets at the TED conference gives an incredibly optimistic and inspiring presentation about the unseen world and work of mycelium. Check it out.
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