"Scientists have found that the aquatic birds are good indicators of toxins in the environment. That's why researchers have taken to the waters of western Maine for what's believed to be the longest-running loon monitoring study in North America."

"Increasing misuse of chemicals is causing health and environmental damage especially in emerging economies and governments must do more to carry out a promised clean-up by 2020, a United Nations report said on Wednesday."

"It's been seven years since a poisonous cloud spread across tiny Graniteville, S.C., after a deadly train wreck rocked the gritty textile community. And since that tragic morning in January 2005, a group of researchers has been tracking the lingering effects of chlorine on the public health."

"The numbers released quietly by the federal government this year were alarming. A ferocious germ resistant to many types of antibiotics had increased tenfold on chicken breasts, the most commonly eaten meat on the nation’s dinner tables. But instead of a learning from a broad national inquiry into a troubling trend, scientists said they were stymied by a lack of the most basic element of research: solid data."

"Critics say manufacturers are too often making the call on their own products."

"Alaska health officials, concerned about amateur miners seeking riches in a modern-day mini gold rush, plan to test prospectors in the town of Nome for mercury exposure for fear that archaic mining techniques may be inadvertently harming their bodies."

"PUNTO FIJO, Venezuela -- A huge explosion rocked Venezuela's biggest oil refinery and unleashed a ferocious fire on Saturday, killing at least 39 people and injuring more than 80 others in one of the deadliest disasters ever to hit the country's key oil industry."

"RICHMOND -- The chairman of the U.S. Chemical Safety Board toured the scene of the Chevron refinery fire Monday and released photos of the gigantic vapor cloud that loomed over Richmond before it caught fire."