Word: ddt
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Dates: during 1990-1999
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THOUGH BANNED IN THE U.S. IN 1972, DDT IS NOT forgotten. Soluble in fat, the insecticide leaves trace amounts that can linger for decades in human tissue. Now a study published by the National Cancer Institute suggests that these residual effects may be deadly. Researchers from the Mount Sinai School of Medicine and New York University have found that the greater the exposure to DDT the higher the risk of breast cancer for women...
With the deployment of DDT in 1939, it looked as if final victory over the mosquito might be at hand; and indeed, through the years chemical insecticides took such a toll on mosquito populations that yellow fever and other infections they carried became almost unheard-of in the developed world...
Chemicals also took a toll on mosquito research. "The age of DDT was also the dark age of entomology," says Dan Kline, another of the Mosquito Unit's scientists. "There was no money for basic research. Mosquitoes a problem? Just take some DDT and nuke 'em. Why bother with research when you can do that...
...University has made efforts to keep the Yard's elm trees alive, Keohan said. DDT, the pesticide once used in the Yard, yielded better results than Methoxachlor, the current choice...
...DDT was outlawed across the United States because of the extensive environmental damage it causes...