Pollution

"A leak from a shallow water crude oil pipeline in the Main Pass Area of the Gulf of Mexico has led Chevron to shut down its offshore Louisiana Main Pass pipeline network, the company said on Tuesday."

"PLATTEVILLE — Colorado's wave of gas and oil drilling is resulting in spills at the rate of seven every five days — releasing more than 2 million gallons this year of diesel, oil, drilling wastewater and chemicals that contaminated land and water."

"In a high-stakes battle that pits gold and copper against fish, members of Congress are scrapping over a plan to build one of the world's largest open pit mines in southwest Alaska."

Hundreds of anti-fracking protestors rallied outside a Marcellus Shale industry conference in Philadelphia. Aubrey McClendon, the chief executive of Chesapeake Energy Co., called people concerned about the safety of their families' drinking water "extremists," even as an industry-friendly report noted that fracking could be costly to communities.

A group of nine Nobel Prize winners called on President Obama to reject the Keystone XL pipeline.

"MONUMENT VALLEY, Utah (AP) — The stretch of high desert on the Arizona-Utah border gives way to towering rock formations that resemble huge mittens, chimney spires and castles. But to the west of Monument Valley lies a reminder of what has been blamed for much heartache and tragedy in Elsie Mae Begay's family: A mesa stained with a gray streak where uranium was mined decades ago."

"South Florida’s lakes, marshes and rivers pump fresh, crystal clear water across the state like veins carry blood through the body. But cities along South Florida’s coast are running out of water as drinking wells are taken over by the sea."