Jennifer McPartland, Ph.D., is a Health Scientist.
This past November, EPA scientists published a sobering paper, “The exposure data landscape for manufactured chemicals,” in the journal Science of the Total Environment. The paper reveals how little systematic information we have about human and environmental exposures to the thousands of chemicals in use today.
The aim of the study was “to define important aspects of the [chemical] exposure space and to catalog the available exposure information for chemicals being considered for analysis as part of the U.S. EPA ToxCast screening and prioritization program.” Its conclusion: “The results suggest that currently available exposure data are insufficient to provide the evidence base required to inform risk assessment and public health decision making.” Not good, but not surprising. Read on for more detail. Read More