"WASHINGTON — The Supreme Court ruled on Wednesday that Nigerian plaintiffs who said foreign oil companies had been complicit in violating their human rights may not sue in American courts. The decision limited the sweep of a 1789 law that had been used to address human rights abuses abroad."

"Debra White Plume and Marie Brush Breaker Randall stood in the middle of Highway 44, alongside more than 70 other members of the Oglala Lakota Nation. For hours, they didn't budge -- much to the chagrin of some tractor-trailer drivers bound for the tar sands region of Alberta, Canada."

One of the six winners of the prestigious Goldman Prize, Azzam Alwash, played a key role in restoring the marshes in Southern Iraq that had been drained by Saddam Hussein as punishment of the people who lived there.

The livestock industry, which has been successfully urging state legislatures to pass bills hamstringing exposes of animal cruelty, has a new tactic that hobbles long-term undercover investigations of feedlots and slaughterhouses.

"Health and environmental groups will launch a national campaign Thursday to prod 10 major retailers -- including Walmart, Target and Costco -- to clear store shelves of products containing hazardous chemicals."

"The environmental consulting firm hired to evaluate the impacts of the Keystone XL pipeline should have been barred from working on the project, according to a group of environmentalists. On Monday, representatives from 13 environmental organizations asked State Department's Inspector General to investigate whether the firm's previous relationships with TransCanada should have qualified as a conflict of interest."

"Environmental groups on Monday asked the Obama administration to extend the approval process of the Keystone XL pipeline, using last month's spill of heavy Canadian crude oil in Arkansas as their latest reason to delay the project."

"Metro Detroit’s poor and minority populations face greater health and environmental challenges than most communities because of their proximity to industrial pollution - an “environmental injustice” and “human rights abuse,” Sierra Club Detroit officials said today as they released a report on the state of Detroit’s environment."

Rumors that the conservative billionaire Koch brothers could be poised to buy the Tribune Company raise questions about how that might affect Tribune news outlets' coverage of environment and energy issues, in which the Kochs have a substantial stake.