"GENEVA -- Mercury pollution in the top layer of the world's oceans has doubled in the past century, part of a man-made problem that will require international cooperation to fix, the U.N.'s environment agency said Thursday."
"New national drinking water rules are expected to lead to fewer dangerous pathogens coming out of the tap. The new regulation, which was announced last month and takes effect within three years, switches focus to a type of bacteria that more accurately reflects the presence of pathogens that can make people sick."
"Utahns have choice words for the ugly, unhealthy clouds that periodically shroud its valleys in winter -- like the one we can expect to endure through Thursday."
"RALEIGH -- Conservation groups filed a lawsuit on Tuesday against the state Environmental Management Commission, Duke Energy and Progress Energy seeking the cleanup or shut-down of 14 ash pits that collect tons of waste from coal-burning power plants across the state."
"Oil-sands development is polluting nearby remote Alberta lakes with rising levels of a toxic carcinogen, refuting long-standing claims that waterway pollution in the region is largely naturally occurring, a study has found."
"If you use exfoliating soaps, you might not know those little beads may be made of plastic -- or think about what happens to them when they go down the drain."
"NARAHA, Japan -- The decontamination crews at a deserted elementary school here are at the forefront of what Japan says is the most ambitious radiological cleanup the world has seen, one that promised to draw on cutting-edge technology from across the globe."
"PITTSBURGH -- An ongoing U.S. Environmental Protection Agency study on natural gas drilling and its potential for groundwater contamination has gotten tentative praise so far from both industry and environmental groups."
"RICHMOND, Calif. -- The Chevron refinery’s massive oil storage tanks sit on the hills overlooking this small, impoverished city in San Francisco’s East Bay. Painted earthen red to blend with the natural surroundings, the tanks cannot help dominating the city’s skyline, much the way the oil giant itself has long shaped Richmond’s identity, economy and politics."
"In three decades of drilling, John C. Holko said, his oil and gas business has never faced such a hostile environment."
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