"Federal regulators said on Wednesday that they would require railroads and oil shippers to use stronger tank cars to transport crude oil within two years."

"The speed of rail tank cars used in crude-by-rail shipments 'is an issue' that the Transportation Department may address in an upcoming safety rule, Secretary Anthony Foxx said."

"Firefighters gained ground on Tuesday against the largest wildfire in Washington state's history but the massive blaze that has destroyed 200 homes continued to threaten some communities and forced a fresh round of evacuations."

"At least $2.9 million could fuel studies in a proposed settlement between West Virginia businesses and residents and the company that contaminated their water supply."

"SOUTH PORTLAND, Maine — Tom Blake, like thousands of his neighbors in this coastal town, is used to living alongside the oil industry. Tank farms cluster in neighborhoods, by the park where families watch the movie "Frozen" on a summer night, next to schools and senior citizens apartment buildings. As a child, Blake, the town's former mayor, used to jump into high snow drifts from the massive oil tank next door."

"Most of the Duke Energy coal ash that spilled into the Dan River in February will stay there, creating a rift between regulators and river advocates over the cleanup."

"Citing 'extensive corrosion,' federal investigators said an MCHM chemical storage tank at the Freedom Industries site along the Elk River likely was leaking prior to the Jan. 9 spill that contaminated the drinking water for 300,000 people across the region."

"SOUTH PORTLAND — A controversial proposal that would ban tar sands oil from coming into the city won the Planning Board’s endorsement Tuesday night."