International

"Researchers Assess Effects of a World Awash in Nitrogen"

"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."

Source: SPX, 12/21/2011

Prime Minister Declares 'Cold Shutdown' of Fukushima Reactors

"TOKYO -- Prime Minister Yoshihiko Noda of Japan today declared that the damaged reactors at the Fukushima Daiichi nuclear power plant have been brought to a state of cold shutdown, turning a corner in the world's worst nuclear disaster since Chernobyl.

'The nuclear reactors have reached a state of cold shutdown and therefore we can now confirm that we have come to the end of the accident phase of the actual reactors,' Prime Minister Noda told a news conference.

Source: ENS, 12/20/2011

"As Permafrost Thaws, Scientists Study the Risks"

"FAIRBANKS, Alaska — A bubble rose through a hole in the surface of a frozen lake. It popped, followed by another, and another, as if a pot were somehow boiling in the icy depths. Every bursting bubble sent up a puff of methane, a powerful greenhouse gas generated beneath the lake from the decay of plant debris. These plants last saw the light of day 30,000 years ago and have been locked in a deep freeze — until now. ..."

Source: NY Times, 12/19/2011

Climate Talks and Climate Science: "Analysis: A World Apart"

"SAN FRANCISCO – Nearly 36,000 people gathered last week in two groups on opposite ends of the Earth to discuss the same thing: Our planet and our future. But their responses are starkly divergent. One group -- scientists at the American Geophysical Union meeting drilling ever deeper into the evidence -- said, in broad terms, 'Change is worse than we thought.' The other group -- delegates at the United Nations climate talks -- countered, 'Mañana.'"

Source: Daily Climate, 12/15/2011

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