Dr. Woodruff testifies on threats to ORD and IRIS at Congressional shadow hearing

At a shadow hearing held by the Senate Environment and Public Works Committee, which conducts oversight of EPA, Dr. Tracey Woodruff testified that while most people have never heard of EPA’s Office of Research and Development (ORD) or the Integrated Risk Information System (IRIS), these programs provide vital and necessary information and serve as the … Continue reading Dr. Woodruff testifies on threats to ORD and IRIS at Congressional shadow hearing

We did the math. EPA’s calculations of male reproductive harm from DCHP are off by 50,000x.

Despite decades of scientific research and evaluation linking phthalates to male reproductive harm and infertility, these chemicals remain largely unregulated in the United States. There is little indication this will change based on EPA’s recent draft risk evaluation of dicyclohexyl phthalate (DCHP), which relies on flawed scientific methods that significantly underestimate health risks. So, PRHE … Continue reading We did the math. EPA’s calculations of male reproductive harm from DCHP are off by 50,000x.

EPA’s deficient evaluation of the carcinogen 1,3-butadiene leaves the public at risk

You may not be familiar with the toxic chemical 1,3-butadiene, but it’s everywhere. The U.S. chemical industry makes and uses enormous quantities of it every year—from 1 to 5 billion pounds. It’s used to make materials like synthetic rubber and plastics. EPA’s evaluation of 1,3-butadiene under the Toxics Substances Control Act (TSCA) found that this … Continue reading EPA’s deficient evaluation of the carcinogen 1,3-butadiene leaves the public at risk

The chemical industry wants to block a new EPA rule protecting people from cancer-causing TCE – and Congress may help them

Right now, Congress is considering overturning an EPA rule that would stop people in the U.S. from getting cancer, birth defects and Parkinson's disease from a toxic chemical that has already poisoned millions of Americans, including our soldiers.   TCE (trichloroethylene) is a highly toxic solvent linked to serious health harms, even at very low … Continue reading The chemical industry wants to block a new EPA rule protecting people from cancer-causing TCE – and Congress may help them

10 ways the Trump administration is “making America toxic again”

Our goal is to get toxins out of the environment, poisons out of our food supply, and keep our children healthy and strong.” – President Trump during his State of the Union address, March 4, 2025 We agree. This is a goal we have been working toward since our inception. However, while this administration says … Continue reading 10 ways the Trump administration is “making America toxic again”

Advice for a new administration to protect people from toxic chemicals

First, they started the process of rolling back a Biden-era initiative to replace lead pipes. Then they took steps to delay a long-needed rule banning most uses of trichloroethylene (TCE), a chemical linked to cancer. These are just two moves the Trump Administration and Republican-led Congress made in their first weeks that expose people to … Continue reading Advice for a new administration to protect people from toxic chemicals

Experts urge new administration to adopt guiding principles

To protect health, the Trump administration must cut ties to polluting industries and ensure scientific integrity in decision-making, scientists say. Chronic disease, including cancer, diabetes, and neurological disease, is on the rise, in part driven by exposures to health-harming chemicals from fossil fuels and plastics according to scientists from the UC San Francisco Program on … Continue reading Experts urge new administration to adopt guiding principles

EPA is going down a dangerous path on toxic chemicals

EPA has taken many important steps toward protecting people from harmful chemicals in recent years, but a disturbing pattern has emerged in the Office of Chemical Safety and Pollution Prevention in which EPA uses flawed and outdated science to estimate risk to human health. In doing so, EPA is taking several steps backwards in protecting … Continue reading EPA is going down a dangerous path on toxic chemicals

SCOTUS Chevron decision hamstrings regulators and favors polluters

Statement from Tracey J. Woodruff, PhD, Professor and Director of the UCSF Program on Reproductive Health and the Environment and the UCSF EaRTH Center, on the Supreme Court's decision to overturn the Chevron doctrine: We are dismayed and appalled by today’s decision from the Supreme Court of the United States to ignore 40 years of … Continue reading SCOTUS Chevron decision hamstrings regulators and favors polluters