More nutritious, less toxic high-quality food helps reduce toxins in the food chain

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An enlarged view of Daphnia pulex which has an actual length of 2-3 cm. (Photo courtesy Paul Hebert University of Guelph.)
An enlarged view of Daphnia pulex, which has an actual length of 2-3 cm. (Photo courtesy Paul Hebert, University of Guelph.)

Research led by Dartmouth scientists found that animals fed nutritious, high-quality food end up with much lower concentrations of toxic methylmercury in their tissues. The result suggests ways in which methylmercury—a neurotoxin that can accumulate to hazardous levels—can be slowed in its passage up the food chain to fish.


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All News summaries for April 24, 2007

Study explores plausibility of bulbs and tubers in the diet of early human ancestors

7 hours ago | User rating: not rated yet
(PhysOrg.com) -- It was a dirty job, but somebody had to do it. Anthropologist Nathaniel J. Dominy of the University of California, Santa Cruz, has advanced the investigation of the diet of early human ancestors ...

Wealth Does Not Dictate Concern for the Environment

8 hours ago | User rating: not rated yet
It has been a long-held assumption that poor nations will not support efforts to protect the environment since their citizens are too preoccupied with meeting basic needs, such as food and housing. However, a new study in ...

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8 hours ago | User rating: not rated yet
Workers building a business centre in Minsk came across the bones of two mammoths thought to be between 25,000 and 45,000 years old, an official from Belarus' Academy of Sciences told AFP on Friday.

Women's access to credit affects efficiency in rural households

8 hours ago | User rating: not rated yet
Rural strategies designed to induce economic growth often emphasize the need to improve access to capital for poor households. However, this approach implicitly assumes that family members pool all their resources and allocate ...

Colonial heritage metaphors used in US military conflicts

8 hours ago | User rating: not rated yet
The historical reference to "Indian Country" presents a complex metaphor. For many Native Americans it signifies home, family, and territory; however, for others the term can refer to colonialism and Native American land ...
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