At the Boston Globe:
Meanwhile, the National Snow and Ice Data Center has acknowledged that due to a satellite sensor malfunction, it had been underestimating the extent of Arctic sea ice by 193,000 square miles - an area the size of Spain. In a new study, University of Wisconsin researchers Kyle Swanson and Anastasios Tsonis conclude that global warming could be going into a decades-long remission. The current global cooling "is nothing like anything we've seen since 1950," Swanson told Discovery News. Yes, global cooling: 2008 was the coolest year of the past decade - global temperatures have not exceeded the record high measured in 1998, notwithstanding the carbon-dioxide that human beings continue to pump into the atmosphere.
None of this proves conclusively that a period of planetary cooling is irrevocably underway, or that anthropogenic carbon dioxide emissions are not the main driver of global temperatures, or that concerns about a hotter world are overblown. Individual weather episodes, it always bears repeating, are not the same as broad climate trends.
But considering how much attention would have been lavished on a comparable run of hot weather or on a warming trend that was plainly accelerating, shouldn't the recent cold phenomena and the absence of any global warming during the past 10 years be getting a little more notice? Isn't it possible that the most apocalyptic voices of global-warming alarmism might not be the only ones worth listening to?
Meanwhile, noted carbon-emitting gas bag -- I mean Nobel prize winner, Al Gore, continues to insist that the science is settled and there can be no debate.
Sunday, March 8, 2009
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