"Thousands of East Bay residents were ordered to stay in their homes with the windows and doors closed Monday night after a series of explosions and fires tore through Chevron's Richmond refinery."

"After a historic committee vote to advance legislation that would overhaul the country's chemical regulations, it remains unclear whether there is a path for the bill to clear the full Senate -- let alone the House -- before the end of the year."

Lake Ontario's lake trout have been a key indicator of pollution that affects humans and other species.

"VIENNA, W.Va. -- Exposure to C8 is probably linked to thyroid disease and to an inflammatory bowel disease called ulcerative colitis, according to the latest findings of a scientific team that is investigating the DuPont Co. chemical's potential impacts on human health."

"The Pacific Northwest may be the epicenter of U.S. coffee culture, and now a new study shows the region's elevated caffeine levels don't stop at the shoreline."

Eastman Chemical is suing a scientist for saying that some of its products could expose consumers to estrogen-disrupting chemicals.

"In 2007, Eastman Chemical began marketing a tough new BPA-free plastic called Tritan. Business was good, says Lucian Boldea, a vice president at Eastman.

'We were able to make the statement that our product is not made with BPA and would release data to consumers to support that fact,' he says.

"GALVESTON - With the world focused on a BP rig explosion in the spring of 2010 that caused the worst oil spill in U.S. history, a massive release of pollutants from the company's Texas City refinery went largely unnoticed."

"WASHINGTON — Chemical companies would need to provide more health and safety information about their products and regulators would have more authority to force harmful substances off the market under legislation approved along party lines Wednesday by a Senate committee."