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"In a long-awaited move designed to protect people from cancer, California officials on Thursday proposed a new health goal for chromium 6 in drinking water that is thousands of times lower than the amount contaminating some water supplies."

"Oregon's top environmental agency plans to side with one of the state's biggest polluters in its effort to seek an exemption from tough new federal rules controlling the release of toxic mercury."

"Very low doses of some types of the herbicide Roundup can disrupt human liver cell function; the formulations' toxicity may be tied to their 'inactive' ingredients rather than the active weed-killing ingredient glyphosate."

Pablo Fajardo is the David to the oil Goliath Chevron Texaco. He represents about 30,000 Ecuadorians in a class action suit trying to clean up the oily mess in their part of the Amazon. The case, filed in 1993, goes back as far as 1964, when the U.S. company Texaco began oil exploration there. The suit alleges that Texaco dumped 18.5 billion gallons of 'produced water' -- which can contain dissolved inorganic salts, dispersed oil droplets and dissolved oil; treatment and workover chemicals; dissolved gases, particularly hydrogen sulfide and carbon dioxide; and bacteria and other living organisms.