New low-cost, nondestructive technology cuts risk from mercury hot spots

Hot spots of mercury pollution in aquatic sediments and soils can contaminate local food webs and threaten ecosystems, but cleaning them up can be expensive and destructive. Researchers from the Smithsonian Environmental Research Center and University of Maryland, Baltimore County have found a new low-cost, nonhazardous way to reduce the risk of exposure: using charcoal to trap it in the soil.

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