"Some specially trained dogs are helping humans curb themselves. A company that has trained dogs to recognize the smell of human fecal bacteria has been sniffing out sources of water pollution nationwide, discovering broken sewer pipes, leaking septic tanks and illegal sewage discharges, to the delight of environmental groups and government agencies."

"TOMS RIVER, N.J.—For most of the last century, modest one-story summer bungalows lined this private strip of road that dead-ends at Vision Beach. Then Sandy made landfall here on Oct. 29, 2012, obliterating them."

"Cheyenne River Sioux Tribe’s Chairman Harold Frazier will meet with President Obama [Tuesday] at a private round table event held in Los Angeles. He will ask the president  to protect the rights of the Lakota people, their sacred sites, and waters of the Missouri River."

"A U.S. judge on Tuesday approved one of the biggest corporate settlements on record, Volkswagen AG's $14.7 billion deal arising from its diesel emissions cheating scandal, and the German automaker said it would begin buying back polluting cars in mid-November."

"One day, the sun might send a massive explosion of highly charged particles flying directly at North America. If a storm hits, some U.S. cities could be blacked out until the solar storm passes to protect electric grid transformers threatened by storm currents, grid officials explain."

"Native American protesters on Monday occupied privately owned land in North Dakota in the path of the proposed Dakota Access Pipeline, claiming they were the land's rightful owners under an 1851 treaty with the U.S. government."

"A bipartisan group of senators is urging President Obama to encourage Canada to forge an agreement on a new softwood lumber trade deal."

"Solar power capacity in the U.S. will have nearly tripled in size in less than three years by 2017 amid an energy shakeup that has seen natural gas solidify its position as the country’s chief source of electricity and coal power continue to fade, according to monthly data published by the U.S. Department of Energy."

"Federal regulators on Thursday finalized new guidelines to reduce emissions of ozone-forming pollutants for oil and gas drilling sites."

"The 1,150-megawatt [TVA Watts Bar Unit 2] generator, four decades in the making, is now producing electricity for to 650,000 homes and businesses in southern Tennessee."