"Despite months of additional study and a self-imposed timetable, the U.S. Food and Drug Administration likely will not release its ruling Monday on the safety of bisphenol A, a chemical used in thousands of household products that has been linked to developmental and behavioral problems."

"No kid should ever play in arsenic. Especially at school. Yet many probably do, according to findings of a study presented today."

"Elevated levels of two plastic-softening chemicals in pregnant women's urine are linked to less-masculine play behavior by their sons several years later, according to a study published last week in the International Journal of Andrology."

NIEHS Director Linda Birnbaum says she is concerned that as U.S. manufacturers shift away from toxic chemicals in consumer goods to alternative chemicals, "we kind of jump from the proverbial fry pan into the fire."

"No one would choose to eat polychlorinated biphenyls, or PCBs -- yet we unwittingly do. And a new study finds that the cost of their pervasive contamination of our food supply can be high blood pressure, a major risk factor for heart disease."

"The Environment Report's Shawn Allee investigates Dow Chemical and dioxin contamination in mid-Michigan. Central Michigan has lived with toxic dioxin pollution in two major rivers and Saginaw Bay for decades. Shawn looks at who's been affected, why it's taken so long to clean up, how the science behind dioxin has played into this, and what the cleanup means for the rest of the country."

A new study suggests that even women who try hard to avoid worrisome chemicals may fail to keep them out of their bodies. Environmental exposure seems to be the culprit. And once the chemicals are in the blood of pregnant women, their fetuses may be exposed, too.

"Children's toys carrying the Barbie and Disney logos have turned up with high levels of lead in them, according to a California-based advocacy group -- a finding that may give consumers pause as they shop for the holiday season."

As U.S. chlorine plants convert to cleaner technology, they are leaving behind large stocks of mercury. There is a danger that mercury will find its way to dangerous and polluting uses on the global market. Efforts to ban mercury export have not been effective.

"Smaller than a virus and used in more than 200 consumer products, silver nanoparticles can kill and mutate fish embryos, new research shows."

"Three new studies show a link between Scotchgard-type chemicals in ground water and high cholesterol in human blood. 3M says its studies have shown no such a link."

"A nonprofit organization that monitors the health of the Potomac River said Wednesday that a condition causing abnormalities in fish should serve as an urgent warning to rehabilitate the waterway that provides 90 percent of the D.C. area's drinking water."

"Exposure to high levels of a controversial chemical found in thousands of everyday plastic products appears to cause erectile dysfunction and other sexual problems in men, according to a new study published Wednesday."

"The House approved legislation Friday aimed at making chemical and water treatment facilities less vulnerable to terrorist attack."

Some Salinas Valley residents worry that the drift of pesticides sprayed on fields near schools may endanger children, despite some controls.