"More than 20,000 old oil and gas wells across [Alberta] have been sitting abandoned or inactive for more than a decade without being cleaned up, worrying landowners and environmentalists who say the sites unnecessarily eat up and possibly contaminate valuable farm land."

Homes are "contaminated with potentially dangerous levels of uranium from the days of the cold war, when hundreds of uranium mines dotted the vast tribal land known as the Navajo Nation."

"Hazardous 3M trash buried decades ago in Washington County is being dug up and will be reburied with a protective lining."

"The Senate [Monday began debate] on a $34.3 billion fiscal 2010 energy and water spending bill as environmental groups press lawmakers to strip provisions they say will damage wetlands and fish habitat in Missouri."

"A chemical [DEHP] used in many plastic products and already under scrutiny for potential health risks is suspected of raising the risk of liver problems in premature babies, according to a new study."

"It will be hot, dry and a bad fire year for much of the West, Forest Service researchers are predicting."

Wood has been hailed as a renewable fuel and is being used in New England power plants. But it is not undergoing some serious scrutiny of its environmental consequences.

"The Canadian Food Inspection Agency has quietly approved a new genetically engineered corn with eight different insect- and weed-fighting traits, but farmer and environmental groups in Canada say the approval was rushed and environmental risks ignored."

"A growing interest in sustainable food is luring children back to their parents' farms."