News tagged with heavy metal

Leisure boats threaten the Swedish West Coast archipelago

The number of leisure boats along the Swedish West Coast has risen dramatically over the last 20 years, resulting in a risk that the inner archipelago might be destroyed. These are the findings of new research from the University ...

dateOct 22, 2012 in Ecology
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The detoxifying effect of microbes

Heavy metals and other toxins frequently contaminate food and water. The culprits read like a litany of bad actors—lead, cadmium, mercury, arsenic, chromium—but their numbers run into the thousands. Microbes have long ...

dateSep 20, 2012 in Cell & Microbiology
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Toxic spill from zinc mine in Peru

(AP)—Peruvian authorities say wastewater laced with heavy metals from a major zinc mine has spilled into a tributary of the Amazon, contaminating at least six miles of the waterway.

dateSep 03, 2012 in Environment
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A greener way to fertilize nursery crops

A U.S. Department of Agriculture (USDA) scientist has found a "green" alternative to a type of fertilizer additive that is believed to contribute to the accumulation of heavy metals in waterways.

dateAug 27, 2012 in Other
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Earthworms soak up heavy metal

Earthworms could be used to extract toxic heavy metals, including cadmium and lead, from solid waste from domestic refuse collection and waste from vegetable and flower markets, according to researchers writing in the International Jo ...

dateAug 16, 2012 in Environment
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Alien earths could form earlier than expected

(Phys.org) -- Building a terrestrial planet requires raw materials that weren't available in the early history of the universe. The Big Bang filled space with hydrogen and helium. Chemical elements like silicon ...

dateJun 13, 2012 in Astronomy
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