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http://www.w3.org/1999/02/22-rdf-syntax-ns#type
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  • Researchers at the University of California, San Diego have demonstrated that a chemical that permits plants to detoxify heavy metals can be transported from the roots to stems and leaves, a finding that brings the possibility of using plants to clean up soil contaminated with toxic metals such as lead, arsenic and cadmium one step closer to reality.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com