"Most Americans fear that the United States someday could face the kind of nuclear emergency that's plagued Japan in recent weeks, according to a new McClatchy-Marist poll."

"Tokyo Electric Power Co. started the unprecedented and potentially risky measure of allowing water to flood the containment vessels of three troubled reactors at the Fukushima No. 1 nuclear power plant, company sources said."

"The latest phase in the legal fight over offshore drilling permits that was kick-started by last year's Deepwater Horizon disaster begins this week with two back-to-back arguments in a federal appeals court in New Orleans."

As the 25th anniversary of the nuclear disaster at Chernobyl in the Ukraine arrives, its lessons may remain unlearned.

"The 83-year-old man spoke with tears in his eyes. 'It's all over. It is better to just die.' He had just learned his small farm would be sealed off at midnight April 21 inside the government's no-entry zone around the Fukushima No. 1 nuclear power plant."

"Exactly one year after the immolated hulk of the drilling rig Deepwater Horizon sank in the Gulf of Mexico, the Coast Guard on Friday blasted the rig's owner, Transocean, for what it described as poor safety practices that exacerbated the disaster after BP's Macondo well blew out."

"Negotiations between the Natural Resource Trustees and BP has resulted in a $1 billion down payment toward early restoration projects in the Gulf of Mexico for damage to natural resources resulting from the BP oil disaster."

"As he prepared to visit Chernobyl 25 years after the world's worst nuclear disaster, UN Secretary-General Ban Ki-moon outlined a five-step plan to strengthen global nuclear safety."

"Calmer winds and higher humidity on Wednesday gave the army of firefighters battling several major blazes in north and west Texas hope of halting the worst wildfires in the state's history."

"A blowout at a natural gas well in rural northern Pennsylvania spilled thousands of gallons of chemical-laced water Wednesday, contaminating a stream and leading officials to ask seven families who live nearby to evacuate as crews struggled to stop the gusher."