Tasha Stoiber, Ph.D.

Senior Scientist

Tasha Stoiber works to better understand the connections between exposure to chemicals and public health. She researches contaminants in water, indoor air pollution and chemicals in consumer products. Before joining EWG, Stoiber worked as an environmental engineer. She pursued postdoctoral study in the ecotoxicology of nanoparticles at the University of California, Davis and the U.S. Geological Survey.

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External Publications

In The News

If you don’t change [the filter], and it becomes saturated, the levels of PFAS in the filtered water can go above the levels coming from the tap.

Person Mentioned
Tasha Stoiber, Ph.D.
New York Post

Even infrequent consumption of, for example, four meals per year [of freshwater fish] could potentially double the amount of PFOS in your body.

Person Mentioned
Tasha Stoiber, Ph.D.
Smithsonian Magazine

This report is long overdue. People are exposed to these chemicals daily, highlighting a critical issue where the vast majority have never gone through a hazard or safety assessment.

Person Mentioned
Tasha Stoiber, Ph.D.
CNN

If you have a pre-existing condition, something like hemachromatosis, where it prevents your body from absorbing iron normally, that can be an issue.

Person Mentioned
Tasha Stoiber, Ph.D.
Daily Mail

Nearly every American has them in their bodies. This research is desperately needed.

Person Mentioned
Tasha Stoiber, Ph.D.
The New York Times

Those youngest children are also going to be the most vulnerable to lead exposure, especially because most of their caloric intake for the day is going to be formula mixed with tap water.

Person Mentioned
Tasha Stoiber, Ph.D.
San Francisco Chronicle