The chlorine insecticides, like DDT, are known to move through the food chain and to make bald eagle lay paper thin shelled eggs or poison the milk of the Inuit (Eskimo) women. The amounts thrown on the fields may look minute but once these carcinogens enter the food chain in small levels, starting with the microscop... |
13 July 2007
05:10 GMT |
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It is seen as the universal solution to oil crisis. Ethanol is promoted as an environmentally friendly and renewable fuel, as it is achieved from the fermentation corn and other crops or even from plant wastes. The carbon dioxide resulted from burning ethanol would be equal to that soaked up from atmosphere by the pl... |
18 April 2007
10:05 GMT |
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Were the real cowboys as macho as Clint Eastwood? Well, a new research suggests that pregnant women who consume beef daily could be more likely to deliver sons with lower sperm counts than others. Sperm development takes place in stages throughout a guy's life from the pre-natal months to adulthood, but a critic... |
28 March 2007
02:59 GMT |
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Today, the problem of bioacumulation of heavy metals in the organisms is severe. Copper, cadmium, zinc, tin, mercury are found in the anthropic or human affected ecosystems in levels that are 10 times higher than in nature. Heavy metals abound around us in tiles (rich in cadmium and zinc), fertilizers (copper), pesti... |
23 March 2007
11:50 GMT |
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