"Two years after the disastrous coal ash spill in Kingston, the U.S. Environmental Protection Agency is on the verge of enacting the first federal standards for the disposal of ash from coal-fired power plants."

"The Environmental Protection Agency on Friday ordered General Electric Co to dredge deeper into the Hudson River as part of the next phase of an effort to remove cancer-causing chemicals dumped into the river over decades."

Portland, Oregon is completing a network of "Big Pipes" to replace its aging combined sewer overflow system and reduce the flow of sewage and stormwater into the Willamette River. But how long will this pipe do its job unless it is accompanied by more investments in "green infrastructure" as well?

"The tax-cut bill that the House of Representatives [passed] late Thursday ... provides some energy tax breaks, including a subsidy for producing liquid coal."

"Cutting through rhetoric that so often dominates debate over Canada's oil sands, a new report by a prominent academic group is a comprehensive snapshot of the failings and successes of all the industry's stakeholders and raises hope for a new era of oversight."

"The Sierra Club and Environment Texas filed a federal lawsuit against Exxon Mobil Corp for five years of excess pollution at the nation's largest refinery, the Sierra Club said on Tuesday."

"The Obama administration supports a full study of the effects of gas drilling in the watershed that provides drinking water for Philadelphia and New York City, but it doesn't want to wait until it's finished for drilling to begin."

"Louisiana's 17 refineries averaged 10 upsets a week between 2005 and 2009, according to a study of emission reports by the Louisiana Bucket Brigade, an environmentalist coalition, and the United Steelworkers union."

"Gov. David A. Paterson of New York on Saturday vetoed legislation intended to curtail natural gas development using the technique called hydraulic fracturing until a closer review of its effects can be undertaken."

"New Jersey lawmakers, as part of a plan to control the flow of pollutants into the state’s waterways, today passed what’s being described as the nation’s toughest restrictions on fertilizer."