"The United States is investigating whether the Islamic State used chemical weapons, the White House said Thursday, following allegations that IS militants deployed chemical weapons against Kurdish forces in northern Iraq."
"On Sunday morning, hundreds of thousands of pounds of toxic gas were accidentally released from the Shell Oil facility in Deer Park [Texas]."
"Huge, fiery blasts at a warehouse for hazardous chemicals killed at least 50 people and turned nearby buildings into skeletal shells in the Chinese port of Tianjin, raising questions Thursday about whether the materials had been properly stored."
"While crews begin the arduous task of cleaning up Colorado’s Animas River — where contamination by heavy metals and toxins leaked from an abandoned hard rock mine turning the water orange — thousands of other natural sites across the American West remain at risk from similarly hazardous defunct quarries."
"Concerns about the safety of Teflon, C8, and other long-chain perfluorinated chemicals first came to wide public attention more than a decade ago, but the story of DuPont’s long involvement with C8 has never been fully told."
"After failed attempt in 1975, agency tries again on beryllium, which can trigger potentially deadly diseases".
"The EPA touted its only preliminary finding of discrimination in a civil-rights case, but the complainants were less than thrilled with the outcome".
"The U.S. Environmental Protection Agency has ordered a new round of air quality tests for a South Bay neighborhood after detecting a variety of contaminants inside homes near two federal cleanup sites."
"Blasting the Environmental Protection Agency for "egregious" delay in the face of an acknowledged threat to human health, a U.S. appeals court has given the agency an Oct. 31 deadline to issue a full and final response to environmentalists' 2007 petition to take the neurotoxin chlorpyrifos off the market."
"The Federal Railroad Administration plans to impose big penalties on railroads that fail to meet a year-end deadline to install a new collision avoidance system, including more than 70 percent of the nation’s commuter railroads."
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