News tagged with heavy metal

New life for 19th-century plants

Humans have long had a knack for concentrating heavy metals that would otherwise remain at low concentrations within the environment. These human-produced pollutants can be found going back as far as one million years ago ...

dateFeb 17, 2017 in Ecology
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Rockcress as heavy-metal hoover

Rockcress of the Arabidopsis halleri species is known to possess the capability of settling on hostile, heavy metal-contaminated soil. It stores extraordinary high concentrations of certain toxic heavy metals in its leaves: ...

dateOct 19, 2016 in Environment
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Extracting heavy metals with vegetable oils

Dangerous lead levels in drinking water in cities across the nation have recently made national headlines. Water contaminated with lead, mercury, or other heavy metals poses serious problems for not only our health but also ...

dateAug 18, 2016 in Materials Science
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Microbots can clean up polluted water

(Phys.org)—A new study shows that a swarm of hundreds of thousands of tiny microbots, each smaller than the width of a human hair, can be deployed into industrial wastewater to absorb and remove toxic heavy metals. The ...

dateApr 11, 2016 in Nanophysics feature
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