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Show Lead May Harm Animals Research at the University Univer-sity of Virginia shows that mice, shrews, meadow voles living along the nation's highways have abnormally high levels of lead collected in their bodies, says the Wildlife Management Institute. In-stitute. Scientists found that the closer the animals live to roadways, the higher the lead content an indication of absorption from motor vehicle fumes. One of the most important uses of lead today is as an anti-knock additive in gasoline, according accord-ing to one of the researchers. After combustion, most of the lead is released into the environment in an particulate partic-ulate form in the automobile exhaust. UJS. Public Health Service Ser-vice studies show that humans can contract lead poisoning when exposed to less lead than the roadside animals. One researcher speculated that "lead may negatively influence animal populations." |
