"A key federal agency that is investigating the January’s Elk River chemical spill is in turmoil."

"In their refrigerators and kitchen cabinets, residents along Leonard Road strive to keep a steady supply of what has become a staple beverage in their community over the past few months."

"There’s no evidence in reports subpoenaed by a federal grand jury that Duke Energy ever performed a simple test engineers recommended, one that might have prevented the spill this winter at the utility’s power plant near Eden."

"When President Obama stood before students in Southern California a week ago ridiculing those who deny climate science, he wasn't just road testing a new political strategy to a friendly audience. He was trying to drive a wedge between younger voters and the Republican Party."

"Slippersnails, olives, periwinkles, tulips - thousands of species of sea snails live in saltwater off the Lowcountry, uncounted millions of creatures."

"In 1957, author John Graves decided to take a canoe trip down the upper Brazos River before a series of dams would turn his favorite stretch of river into a string of lakes. Graves feared that his beloved river would be squeezed dry if five proposed flood-control dams were built in the upper Brazos."

"The White House announced new initiatives on Friday to promote the health of honeybees and other pollinators, which have suffered enormous losses in recent years. The memorandum, signed by President Obama, called for research into the causes of the severe decline and the role of pesticides, and formed a 'pollinator health task force' of more than 14 federal agencies, saying, 'It is critical to expand federal efforts and take new steps to reverse pollinator losses and help restore populations to healthy levels.'"

"First Nations groups have vowed to fight the Canadian government’s approval of a planned pipeline with lawsuits and direct action. They say Tuesday’s decision violates their constitutional rights because the government failed to consult tribal bands, the basic units of government for First Nations in Canada."

"A potentially carcinogenic form of the element chromium is in Boulder’s drinking water and there are no plans to remove it anytime soon."

"DENTON, Texas — Natural gas money has been good to this Texas city: It has new parks, a new golf course and miles of grassy soccer fields. The business district is getting a makeover, and the airport is bustling, too."