"Under pressure to devise a fix for its polluting diesel cars, the chief executive of Volkswagen, Matthias Müller, met for the first time with a senior government official in the United States to discuss the crisis that has engulfed the German carmaker since September."

"Michigan Gov. Rick Snyder late Tuesday activated the National Guard to help distribute bottled water and filters in Flint as it deals with a drinking water crisis that began months ago."

"Indonesian energy company Lapindo Brantas plans to resume drilling for gas near the site of a mud volcano, its CEO said, referring to a disaster that some scientists say it helped to create around 10 years ago."

"The Republican-controlled House approved a bill Tuesday blocking new Obama administration regulations designed to reduce the environmental impact of coal mining on the nation's streams."

"FLINT, MI – Federal prosecutors are investigating Flint's water crisis, an official said."

"A panel of U.S. Environmental Protection Agency science advisers is strongly criticizing last year’s much-cited EPA report that agency officials had tried to tout as finding that the nation’s natural gas drilling and production boom had not led to “widespread, systematic” impacts on drinking water supplies."

"Gov. Jerry Brown on Wednesday ordered new regulations, including stepped-up inspections and safety measures, for all natural gas storage facilities in California in response to the continuing leak that has displaced thousands of people in the Porter Ranch neighborhood of Los Angeles."

"Cooking with energy from the sun -- a technique featured last month in an episode of "Top Chef" -- could soon put a major dent in what some experts call the world's greatest environmental health issue."

"Never really known as a friendly group, the Italian mafia has been brutally murdering people for hundreds of years. Most of the time, these killings are quick—some henchmen waylay the target, squeeze a trigger a few times and make their getaway. Yet according to a new report released last week by the Italian National Institute of Health, a few local Italian mobs have been slowly killing dozens of innocent people for decades by way of a multibillion dollar toxic waste disposal racket."

"The Environmental Protection Agency and the U.S. Department of the Justice have reached a $22-million settlement to clean up a former industrial site 10 miles southeast of downtown Los Angeles."