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But those high-altitude observations need occasional reality checks from scientists down on the surface. It was during one such on-the-ground research expedition last fall that David Barber, an Arctic climatologist at the University of Manitoba, got an unwelcome surprise. (See pictures of the Arctic.)
Exactly when a catastrophic melt might occur, however, is unpredictable. The long-term rise in global temperature as a result of greenhouse-gas emissions is overlaid with natural, year-to-year variability in all sorts of interconnected oceanic and atmospheric cycles that slow down warming down or speed it up...
The IPCC could be better, but we need to keep its missteps in perspective, Somerville says. A bank can make mistakes too, but that doesn't mean you tear down the bank. And for all the attention paid to the IPCC's mistakes, the panel's overall conclusion that global...
Galluccio himself was sent to the state Senate by special election, after Barrios stepped down to run a health care company in 2007.
Now 82, Israel was one of a handful of survivors who joined dignitaries like Israeli Prime Minister Benjamin Netanyahu on Wednesday for an emotionally charged ceremony to mark the camp's liberation on Jan. 27, 1945, a date now commemorated as International Holocaust Remembrance Day. "It's hard to explain...