Skip to Content

All News and Pages Related to "National Institutes of Environmental Health Sciences"

PCBs: A Disturbing Legacy and Ongoing Threat

Posted on June 6th, 2014

PCBs were outlawed in the 1970s — so why don’t levels keep going down? Unfortunately, PCBs are almost everywhere. IIHR Research Engineer Keri Hornbuckle is well aware of how thoroughly PCBs have permeated our environment. What she wasn’t expecting to find was PCB11 — which had rarely before been reported — in the air near […]

Rachel Yucuis (foreground) and Zach Rodenburg complete safety training in preparation for a research cruise on Lake Michigan.

PCBs: Dredging Up a Problem

Posted on May 11th, 2011

For more than a century, toxins generated by heavy industry settled to the bottom of the Indiana Harbor and Ship Canal (IHSC) in East Chicago, Ind., creating thick sludgy mud that is home to everything from heavy metals to polychlorinated biphenyls (PCBs). The U.S. Army Corps of Engineers has announced plans to dredge the canal, but the plan raises questions for scientists.

Understanding PCBs

Posted on January 18th, 2011

Photo Gallery: A Research Cruise on Lake Michigan For more than a hundred years, toxins generated by heavy industry in East Chicago, Ind., settled to the bottom of the Indiana Harbor and Ship Canal (IHSC), creating a deep layer of thick sludgy mud that is home to everything from heavy metals to polychlorinated biphenyls (PCBs). […]

Site by Mark Root-Wiley of MRW Web Design