There are almost 40,000 chemicals in commerce, and EPA needs to take action to limit those that are dangerous. That’s why the reformed Toxic Substances Control Act (TSCA) directs EPA to select (through a prioritization process as shown below) 20 “high-priority,” potentially risky chemicals by the end of next year for assessment. To make informed … Continue reading EPA’s unwritten policy on chemical data: don’t ask, don’t tell
Fresno County, in the San Joaquin Valley of California (CA) has significantly higher levels of preterm birth than the rest of California (12.1% compared to 9.6% in CA in 2012)—but why? Preterm birth happens when babies are born too soon, before 37 weeks gestation, and factors including environmental pollution may contribute. We wanted to understand … Continue reading What causes so much preterm birth in Fresno County?