"Nine years after levee failures flooded New Orleans during Hurricane Katrina and two years after Hurricane Sandy devastated the East Coast, the nation has failed to determine the flooding risks faced by communities across the United States, the American Society of Civil Engineers said in a new report."

"NEW YORK -- Protecting the infrastructure of American cities from the effects of climate change is rising on the agenda of the U.S. Department of Homeland Security, according to a top agency official."

"NEW ORLEANS — A federal judge has ruled that BP must stand by the agreement made with the companies it compensated for losses after the 2010 Gulf oil spill despite the oil giant saying some claims were overestimated."

"At least 18 times in the past three years BNSF Railway freight trains rolled west out of Minneapolis pulling cars filled with hazardous chemicals that were not on the train's official cargo list, according to train crew complaints."

"A nuclear watchdog is warning about "shortcomings" in emergency preparedness at nuclear weapons facilities around the country."

"An expanding wildfire in Northern California has reached 82,018 acres, or more than 128 square miles, as of Sunday morning, California fire officials said."

"In October 2012, Superstorm Sandy wreaked major havoc on the United States, causing 117 deaths and leaving $62 billion worth of damage in its wake when it passed through New York and New Jersey. But Sandy wasn't the strongest storm ever to hit that region, and there is the potential for other, much bigger storms to strike, a new report warns."