"PITTSBURGH - Six years into a natural gas boom, Pennsylvania has for the first time released details of 243 cases in which companies prospecting for oil or gas were found by state regulators to have contaminated private drinking water wells."

"In just 80 years, some 2,000 square miles of its coastal landscape have turned to open water, wiping places off maps, bringing the Gulf of Mexico to the back door of New Orleans and posing a lethal threat to an energy and shipping corridor vital to the nation’s economy."

"SEATTLE — Two coalitions of environmental groups have filed three separate suits against the U.S. Forest Service, hoping to stop what the organizations say is the largest sale of old-growth timber in nearly a generation in America's largest national forest."

"There are some countries in the world where the air is so polluted you can forget about coming home with a healthy holiday glow."