"The Environmental Protection Agency is aiming to issue by May 2015 drinking water health advisories for cyanobacteria, the harmful forms of blue-green algae that contaminated water supplies in Toledo, Ohio, and resulted in a weekend-long ban in early August, an agency official said Sept. 29."

"Starting [Wednesday], Baker Hughes Inc., a major provider of hydraulic fracturing services, says it will disclose all the chemicals it uses in fracking fluid and will no longer withhold ingredients as trade secrets."

"In July, the transportation department proposed that older cars be retrofitted within two years""

"U.S. oil exports are set to surpass a record held since 1957 as traders find ways around a four-decade ban on supplies leaving the country."

"A new deal allows a radioactive waste storage tank to continue leaking for more than a year before its contents are pumped out at the Hanford Nuclear Reservation, the nation's most polluted nuclear site."

"Federal regulators approved Monday night plans for a proposed liquefied natural gas, or LNG, export terminal that would be the closest one to the Marcellus Shale region."

"NBC 5 Investigates has analyzed data released by a Washington D.C.-based research group and found dozens of facilities across the Chicago area that store or use toxic chemicals which - if released in an accidental leak or explosion - could directly affect hundreds of thousands of schoolchildren throughout the city and suburbs."

"First there was a pickup truck. Then there was an ark. The vehicle of choice for drawing attention to the NextGen Climate Action Committee has been, well, vehicles. The climate change super PAC, funded by billionaire investor Tom Steyer, recently rolled a truck filled with fake oil barrels into New Hampshire to chide Republican Senate candidate Scott Brown. A few days later, the group began touring Florida with an ark to taunt climate change hedging by Gov. Rick Scott (R)."

"Former Secretary of State Hillary Clinton will speak at the League of Conservation Voters' dinner in New York in December."

"Critics of the Environmental Protection Agency's water jurisdiction rule are spreading misinformation, the agency's chief said Monday."