In the wake of recent spills, coal ash dumped decades ago across the country is being dug up and recycled to make concrete, asphalt and other building products.
Back-to-back accidents and a never-supposed-to-happen above-ground radiation release that exposed at least 13 workers have shuttered the federal government's only deep underground nuclear waste dump indefinitely and have raised questions about a cornerstone of the Department of Energy's $5-billion-a-year program for cleaning up legacy waste scattered across the country.
Supporters of a south Louisiana flood control board's lawsuit against scores of oil and gas companies over erosion of coastal wetlands announced plans to fight legislation they say could undermine not only the lawsuit, but the political independence of the board.
A Republican state senator has stepped back from his plans to curtail local sand mine regulations, introducing a bill Wednesday that would shield existing mines from new restrictions but allow municipalities to impose regulations on new operations.
Colorado Gov. John Hickenlooper is touting the state's new air pollution curbs on the oil and gas industry — but he insists that local efforts to curb drilling run afoul of constitutional property rights.
North Carolina regulators say they may force Duke Energy to move a pair of leaky coal ash dumps, more than three weeks after a massive spill coated 70 miles of the Dan River in toxic gray sludge.
A team of academic researchers equipped with a drone estimates that up to 35 million gallons of coal ash and contaminated wastewater spilled into the Dan River earlier this month.
A handful of the hundreds of creditors seeking compensation from the company at the center of West Virginia's chemical spill that deprived residents of usable tap water for days questioned top executives Tuesday in bankruptcy court.
Officials investigating a leak from the federal government's only underground nuclear waste dump tried to reassure skeptical southeastern New Mexico residents Monday night that their health is safe.
The Coast Guard reopened a normally bustling stretch of the lower Mississippi River to ships and boaters, two days after an oil spill closed the major inland waterway between Baton Rouge and New Orleans.
A proposed overhaul of Maine's mining regulations made its way to state lawmakers on Monday as supporters and critics remain deeply divided over whether expanded metallic mining is the answer to Maine's economic problems or will result in the demise of the natural resources that make the state special.
A federal health official says it's safe to use water contaminated by a chemical spill in West Virginia last month. It's hardly the first time the CDC told 300,000 affected West Virginians to drink, cook with or otherwise use their tap water. The agency has just avoided calling the water "safe."
The Obama administration is facing off at the Supreme Court with industry groups and Republican-led states over a small but important program aimed at limiting power-plant and factory emissions of gases blamed for global warming.
State health officials approved a sweeping plan Sunday to reduce air pollution from oil and gas drilling, including the nation's first statewide limit on methane emissions.
New federal carbon dioxide emission rules for coal-fired power plants will be the focus of a national energy conference in Morgantown.
A 65-mile stretch of the Mississippi River remains closed at New Orleans today following a weekend collision that resulted in crude oil spilling from a barge.
Wastewater plants, paper mills and food processors could take up to two decades to comply with Wisconsin's phosphorus discharge limits under a bill approved Thursday in the state Assembly.
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City staff and the planning commission approved the plant plans late last year but hit a snag at a city council meeting this month when neighbors showed up in force to voice their concerns, urging officials to relocate the project 25 miles away at the Apex Landfill.
Environmental groups and a Steuben County village are headed to an appeals court over water sales to a Shell Oil Company subsidiary for shale gas drilling in Pennsylvania.
Federal officials announced the approval of two solar energy on public lands in California and Nevada, angering environmentalists who say the facilities will endanger desert tortoises.
Federal prosecutors widened their investigation triggered by a massive coal ash spill in North Carolina, demanding reams of documents and ordering nearly 20 state environmental agency employees to testify before a grand jury.
Just as pressure was building on President Barack Obama to make a decision on the Keystone XL pipeline that would carry oil from Canada to refineries in Texas, the project ran into another obstacle — and it came again from Nebraska.
Federal prosecutors have served North Carolina's environmental agency with more subpoenas seeking documents and commanding more than a dozen state employees to testify before a grand jury, all part of a broadening criminal investigation launched in the wake of a massive coal ash spill.
North Carolina officials said Tuesday that groundwater containing unsafe levels of arsenic apparently leaching from a Duke Energy coal ash dump is still pouring into the Dan River, which is already contaminated from a massive Feb. 2 spill.