National (U.S.)

"The Gulf of Mexico rig explosion that killed 11 workers and unleashed the nation's worst offshore oil spill also led to criminal charges against four BP employees, who faced prison time if convicted. But the Justice Department's decision to drop manslaughter charges against two BP rig supervisors makes it increasingly likely that nobody will spend a day behind bars for crimes associated with the deadly disaster."

"When Monsanto genetically engineered corn and soybeans to make them immune to its best-selling weedkiller, the company pitched the technology as a way to reduce overall use of herbicides and usher in an environmentally friendly era of farming."

"A sweeping package from the House Energy and Commerce Committee, likely to clear the chamber this week, has become the latest vehicle for repeal of the crude export ban and speeding the permitting process for projects like Keystone XL."

"US House Republicans voted Tuesday to block President Barack Obama's regulations on reducing greenhouse gas emissions -- a move certain to spark his veto -- as negotiators work on a global climate deal in Paris."

"A non-profit funded by the Coca-Cola Co. to combat obesity is disbanding following revelations about the beverage maker’s involvement with the group."

"The Obama administration is threatening to veto a House bill overhauling federal energy policy."

"The shaggy offspring of the United States' only wild, purebred herd of bison are pitting Montana conservationists, federal wildlife managers, ranchers and Native American tribes against each other."

"A federal judge ordered Anadarko Petroleum Corp to pay a $159.5 million civil fine reflecting its stake in the Gulf of Mexico well where a 2010 blowout caused the largest U.S. offshore oil spill."

"The dean of Columbia’s Graduate School of Journalism published a letter on Tuesday strongly disputing accusations by Exxon Mobil that journalists from the school had produced inaccurate and misleading articles about the company’s knowledge of the risks of climate change."

"ExxonMobil is hurling ethics accusations against a team of Columbia University journalists whose reporting helped stoke calls for probes into whether the company deliberately misled the public about climate change."