Articles by Alexa Friedman, Ph.D., Varun Subramaniam, M.S.

The dose makes the poison – but there’s more to the story

Does the dose define how chemicals can lead to harm? Yes. But is the dose the only thing that “makes the poison”? No. The idea that the dose makes the poison – originally explained as “all things are...

California’s surface water and sediment are often contaminated with PFAS pesticides

Pesticides that are part of the family of toxic “ forever chemicals” known as PFAS contaminate surface water and sediment in agricultural areas across California, an EWG analysis finds. PFAS...

Learn about the methodology behind EWG’s Shopper’s Guide to Pesticides in Produce™

Background EWG’s Shopper’s Guide to Pesticides in Produce™ ranks popular fresh fruits and vegetables based on levels of pesticide contamination and toxicity. EWG has released the Shopper’s Guide...