Warming at the North Pole caused by the buildup of atmospheric greenhouse gases has reduced the ice that normally covers the Arctic Ocean at its lowest point in a few thousand years, a new study suggests.
Corporate behavior, drilling methods, regulators’ roles, and the search for oil alternatives all are reexamined in the wake of the BP oil spill in the Gulf of Mexico.
Even after the leaking well is permanently sealed, the Deepwater Horizon drama won't be anywhere near over. Just in Thursday's BP oil spill update, the MMS director is out, the spill is resized, and hearings proliferate on Capitol Hill.
A law enforcement investigator enters a home at 39 Waverley Avenue, in Watertown, Mass., on Thursday. Federal agents arrested two people and are searching locations in Massachusetts and New York in connection with the failed Times Square car bomb, federal authorities said.
Global warming skeptics must recognize that real -- not predicted -- climate change is already turning the Arctic into a potential military flash point.
At the Copenhagen global warming conference, researchers have been seeking attention to what's often been an "orphan" issue in the climate change debate: increasing ocean acidity and its risks for fisheries.
Carbon emissions affect more than the climate. Scientists now suspect they are also making Alaskan seas more acidic.
This photo from 2007 shows a man and woman looking at the city skyline from a coastal defense breakwater in Alexandria, Egypt. Sea levels rising because of global warming, along with increased storminess as the climate changes, will expose tens of millions of people in the world's port cities to coastal flooding, says a report by the Organization for Economic Cooperation and Development.
The Arctic ice cap will disappear? A new study says the Arctic Ocean could be ice-free during the summer months in less than 20 years.