"Elders and chiefs of at least 10 sovereign nations walked out of a meeting with U.S. State Department officials in Rapid City, South Dakota, on Thursday May 16 in which the government was attempting to engage in tribal consultation over the Keystone XL pipeline."

"The people of Newtok, on the west coast of Alaska and about 400 miles south of the Bering Strait that separates the state from Russia, are living a slow-motion disaster that will end, very possibly within the next five years, with the entire village being washed away." ... "Climate change has accelerated the normal process of erosion along Alaska's rivers and coasts - especially near the shores of the Bering and Arctic seas."

"While mainstream environmental organizations lick their wounds over the failure of climate-change legislation and their startling lack of diversity, people of color and those living on low incomes continue to bear the brunt of climate-change impacts."

"It's the first environmental health screening tool of its kind in the country. California's Environmental Protection Agency is rolling out 'Cal Enviroscreen' which helps pinpoint communities that may be particularly vulnerable to pollution."

"RONAN, Mont. -- In a place where the lives and histories of Indian tribes and white settlers intertwine like mingling mountain streams, a bitter battle has erupted on this land over the rivers running through it."

"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."

"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."

"James E. Hansen, the climate scientist who issued the clearest warning of the 20th century about the dangers of global warming, will retire from NASA this week, giving himself more freedom to pursue political and legal efforts to limit greenhouse gases."

"AKWESASNE — A $20 million settlement may remedy nearly 60 years of environmental pollution to the St. Regis Mohawk Reservation."

"The level of diversity, both in leadership and staff, of groups such as the National Resources Defense Council (NRDC), the Sierra Club and the Chesapeake Bay Foundation [, many say,] is more like that of the Republican Party they so often criticize for its positions on the environment than that of the multiethnic Democratic Party they have thrown their support behind."

"The number of people living in extreme poverty could increase by up to 3 billion by 2050 unless urgent action is taken to tackle environmental challenges, a major UN report warned on Thursday."

"Thousands of anti-nuclear protesters have gathered across Japan. The rallies come on the eve of the two-year anniversary of an earthquake and tsunami that caused the Fukushima disaster."

"March is Women's History Month, and HuffPost Green is honoring female environmentalists that have helped defend the planet."

"After nearly two decades of pollution problems and financial woes, a tire incinerator in one of Illinois' poorest communities will close permanently as part of a legal settlement announced Monday by federal authorities."

"Native Americans on an oil-rich North Dakota reservation have been cheated out of more than $1 billion by schemes to buy drilling rights for lowball prices, a flurry of recent lawsuits assert. And, the suits claim, the federal government facilitated the alleged swindle by failing in its legal obligation to ensure the tribes got a fair deal."