Measuring pollution

On top of looming tougher pollution rules for sport utility vehicles and other popular vehicles, an environmental engineer here now has devised a new measurement that is likely to have a future impact on air pollution measures and standards nationwide.

It's called ppvm -- pollutant per vehicle mile -- and it measures the total particulate-matter emissions a vehicle makes per mile traveled.

Jay R. Turner, D.Sc., assistant professor of chemical engineering and civil engineering and director of the University's Air Quality Laboratory, has performed an ambitious study of vehicular emissions in the St. Louis region.

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MLA program celebrates 20 years

When John Clancy enrolled in the Master of Liberal Arts (MLA) Program in 1980, he had no idea it would lead him to a doctoral degree and a second career.

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When elders' memory is better

It's no secret that cognitive functions tend to diminish in old age, but a new study from Washington University has identified at least one mental task that older adults seem to perform as well, if not better, than their younger counterparts.

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