"California regulators Wednesday again rejected Volkswagen’s plan to fix diesel cars that were programmed to cheat on air pollution tests, saying the proposal lacked enough detail for the state to gauge its effectiveness."

"Dirtier rivers or higher electric prices. That's what environmentalists and utility officials say is at stake in an upcoming federal court ruling in Virginia could have far-reaching effects on how energy companies dispose of coal ash waste left over from decades of burning coal. Spurred by high-profile coal ash spills and new federal regulations, utilities are grappling with the disposal of vast amounts of the heavy-metal-laced waste."

"SALT LAKE CITY, Utah -- For a long time, the lake that lends its name to this city was taken for granted by most here and treated as a sewer by some of the nation's biggest polluters."

"Stabilization work [was] set to begin Saturday at the Gold King Mine in southwest Colorado as part of continued cleanup efforts at the site after last summer’s massive wastewater spill."

"A vocal and growing number of residents in northeast Fresno are convinced water from the city’s Surface Water Treatment Facility is primarily responsible for corrosion in their pipes, causing discolored water – and in several dozen instances, lead contamination – to flow from their household faucets."

"The Obama administration on Thursday finalized rules that will require companies to have strict safety and environmental protection plans in place before they drill for oil or natural gas in the Arctic Ocean."

"Outside Susan Holmes' house in southeastern Oklahoma, visitors are welcomed by an entryway lined with oxygen bottles and a machine that collects and concentrates oxygen from the air."

"Last week [Canada's] federal government moved to list microbeads as a toxic substance under the Environmental Protection Act, thus giving the government power to ban the use of the microplastics (plastics smaller than five millimetres in size) in items such as body washes, cleansers and toothpastes."

"The Texas Commission on Environmental Quality approved expanding a wastewater permit for a South Texas coal mine over vocal opposition from locals Wednesday."

"The mostly working-class, black neighborhood of Uniontown, Ala., claimed a coal ash landfill was ruining their community. They got sued for it."