What if all the contaminated sediment lingering in bodies of water, like the Mississippi River, could be used for good?
Researchers for a Scandinavian consortium have figured out a way to dredge the soil contaminated with cadmium, lead and mercury and turn it into a concrete-like substance that can be used for construction. The blending of the sediment with a special mix of binders produces a safe construction material for use in ports and harbors.
(READ the story at Science Daily or Fast Company)