We study how environmental and workplace factors can affect human health and how to identify and prevent these exposures and adverse outcomes. Our goal—through research, teaching, and service—is to protect human health by reducing harmful exposures and promoting those activities with positive benefits.

  • Event Undergraduate Research Symposium Photo © Sarah Fish Learn More
  • Photo contest! Get your cameras out and submit your best work. Photo © Sarah Fish Learn More
  • Our department is about... Clean Water Photo © Elliot Norwood Learn More
  • Protecting Forests To Ensure the Quality of Our Drinking Water Photo © Katherine Turner Learn More
  • Improving the Health of Latino Farmworkers Pacific Northwest Agricultural Safety & Health Center Photo © Stacey Holland Learn More
  • News Downstream Effects of Pharmaceuticals and Personal Care Products on Fish: An Ecotoxicological Investigation Photo © Michael Caputo Learn More



  • The Los Angeles Department of Water and Power workers are injured on the job twice as often as the national average for all utilities. Martin Cohen is quoted. In the News
    Los Angeles Daily News | May 5, 2015
  • The nation's leading medical practitioners — with the White House behind them — are stepping forward with a diagnosis that all of us should heed, because the symptoms are becoming undeniable and the risks tremendous: Climate change is a health threat In the News
    Grist | May 4, 2015
  • Climate change may worsen the situation for asthma sufferers, whose symptoms can be triggered by air pollution and allergies. Joel Kaufman, who coauthored a new study showing the positive effects of cleaner diesel fuels on buses--is quoted. In the News
    Scientific American | April 30, 2015