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"Decommissioning Fukushima Daiichi nuclear power plant will take three or four decades, Japan's government said on Wednesday as it unveiled plans for the next phase of a huge and costly cleanup of the tsunami-wrecked complex."

Can southwest Alaska make money from its rich mineral deposits without destroying the Bristol Bay fishery that is currently an economic mainstay?

"A European court ruled Wednesday that airlines flying into and out of European airports will have to pay a price for the carbon dioxide they emit when they burn jet fuel."

"The gray wolf in Minnesota could go from protected to hunted - perhaps as soon as next fall - after it is removed from the endangered species list in January. "

US energy independence -- for decades a seemingly unreachable strategic goal -- seems now tantalizingly almost within reach as hydrofracking and high oil prices bring into play oil and gas deposits once economically unfeasible. But the US will continue to import hydrocarbons from Canada and Mexico, and price corrections (much less depleting reserves) could snatch the boom from industry's hand. More to the point: should a nation whose political rhetoric uses "energy independence" to justify gifts to industry be preparing to export petroleum products and natural gas?

"WASHINGTON -- The Obama administration on Wednesday announced a tough new rule to limit emissions of mercury, arsenic and other toxic substances from sources such as power plants, a landmark measure that could prevent up to 11,000 premature deaths annually, according to the Environmental Protection Agency.

"Two teams of researchers who have engineered deadly and pathogenic flu viruses have reluctantly agreed to withhold vital details of their work for national-security reasons -- the first time any scientific team has been asked to do so."

"As of this week, the National Oceanic and Atmospheric Administration has declared three 'unusual mortality events' (UME)—unexplained death clusters—for multiple species of marine mammals on four US coastlines: the Atlantic, the Gulf of Mexico, the Bering Sea, and the Chukchi Sea."

"Humans are having an effect on Earth's ecosystems but it's not just the depletion of resources and the warming of the planet we are causing. Now you can add an over-abundance of nitrogen as another "footprint" humans are leaving behind. The only question is how large of an impact will be felt. In a Perspectives piece in the current issue of Science, Arizona State University researcher James Elser outlines some recent findings on the increasing abundance of available nitrogen on Earth."