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EarthIs Teddy a pollution magnet?
Stuffed toys can accumulate high concentrations of potentially toxic air pollutants.
By Janet Raloff -
EcosystemsFeminized cod on the high seas
Male cod in the open ocean are producing an egg-yolk protein ordinarily made only by females, signaling their potential exposure to estrogen-mimicking pollutants.
By Janet Raloff -
EarthElevated pesticide threatens amphibians
The survival of certain mountain-dwelling amphibians may be threatened by toxic pesticides that are blown uphill from distant agricultural lands in California's Central Valley.
By Janet Raloff -
The Sum of the Parts
Some researchers are breaking genomes into a collection of parts and precisely reassembling them to do a scientist's bidding.