Word: toxicants
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...federal researcher at whose urging Times Beach, Mo., was permanently evacuated in 1982 because of a dioxin scare has conceded that the draconian action was a mistake and that newer data suggest dioxin is far less toxic than previously believed. While some environmental scientists dispute the conclusion, the Environmental Protection Agency has launched a review of its strict dioxin standards, leaving the public confused about what to believe...
...perceived. Why, critics ask, after a decade of effort, have researchers not found a cure for AIDS, or why can't they figure out, after nearly a half-century, how to store nuclear wastes safely or build spacecraft that work? Why do they concoct compounds that end up as toxic waste or court danger by tinkering with genes...
...commonsense -- and incorrect -- notion that wetlands have to be wet. While swamps and marshes are more important, the dryer wetlands have their unique role in the environment. They are natural flood controls, and they also act as filtration systems for water passing through them. Some wetland plants absorb toxic pollutants like heavy metals...
ZACHARY TAYLOR BEWARE. When Ronald and Nancy Reagan decided they wanted to be buried on the grounds of his presidential library near Ventura, Calif., environmentalists objected that it would cause pollution. No, not of the toxic waste variety; the fuming was not that personal. It was alleged that additional tourists would cause the pollution. Local officials disagreed and approved the Reagans' request. The sites-in-waiting will be ready by the time the library is dedicated in November...
...recently agreed to pay Cetus $300 million for the rights to PCR, are interested in developing a whole series of DNA identification tags. To foil counterfeiting, for instance, everything from paper currency to designer jeans and compact discs might be laced with DNA markers. Oil carried in tankers and toxic chemicals carried in trucks might similarly be "branded" by molecules of synthetic DNA. With PCR, a spill of unknown origin could then be traced back to the responsible party...