"The reluctance of U.S. federal regulators to require operators of nuclear reactors to spend $5 billion to enhance the security of spent fuel rods stored underground threatens the country with a potential catastrophe, scientists warned on Friday."

"Across the country, companies keep extra natural gas in aging underground wells that weren't originally designed for such storage."

"U.S. weather forecasters on Thursday predicted more tropical storms in 2017 than normal for the Atlantic hurricane season, which last year brought one of the deadliest recorded storm systems that killed several hundred people."

"Several state attorneys general are asking federal regulators to strengthen rules on trains transporting crude oil."

"As part of its 2018 budget, the Trump administration is proposing to reduce by half the size of the Strategic Petroleum Reserve, a cushion against global price shocks and supply disruptions. The administration said it expects the drawdown to reduce the federal deficit by $16.6 billion, part of a package of deficit reduction measures over the next 10 years."

"Flow lines — the small, low-pressure pipes blamed for a fatal home explosion in Colorado last month — have long been a weak point at oil and gas well sites. They've been cited as the problem in more than 7,000 spills, leaks and other mishaps since the beginning of 2009, according to an E&E News analysis of state agencies' records."

"America’s tallest dam was built from earth, stone and concrete – and the towering ambition of Gov. Pat Brown."