Also: rhizofiltration, sunflower uranium, hyperaccumulators
Using plants to pull contaminants out of water and soil.
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Van der Ent, Baker and Reeves reviewed reports of plants that hyperaccumulate metals and metalloids and the criteria for calling a plant a hyperaccumulator.
As reported in: van der Ent, Baker, Reeves et al. (2012). Hyperaccumulators of metal and metalloid trace elements: Facts and fiction. Plant and Soil. doi:10.1007/s11104-012-1287-3
Dushenkov and colleagues found sunflower roots removed uranium from water (rhizofiltration), concentrating it in the roots, and field-tested the system at a former uranium processing site in Ashtabula, Ohio.
As reported in: Dushenkov, Vasudev, Kapulnik et al. (1997). Removal of Uranium from Water Using Terrestrial Plants. Environmental Science & Technology. doi:10.1021/es970220l
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