The warmest year. Yet again.
According to Science Daily, 2008 is likely to be one of the top ten warmest years. So you would think it was going to be warmer, right? Not so fast:
These cyclical influences can mask underlying warming trends with Prof. Phil Jones, Director of the Climatic Research Unit, University of East Anglia, saying: "The fact that 2008 is forecast to be cooler than any of the last seven years (and that 2007 did not break the record warmth set on 1998) does not mean that global warming has gone away. What matters is the underlying rate of warming - the period 2001-2007 with an average of 0.44 °C above the 1961-90 average was 0.21 °C warmer than corresponding values for the period 1991-2000."
So why does this prediction sound so familiar? Ah yes, the BBC said pretty much the same thing last year about 2007:
An extended warming period, resulting from an El Nino weather event in the Pacific Ocean, will probably push up global temperatures, experts forecast.They say there is a 60% chance that the average surface temperature will match or exceed the current record from 1998.
As the Boston Globe notes, that didn't happen: Given the number of worldwide cold events, it is no surprise that 2007 didn't turn out to be the warmest ever. In fact, 2007's global temperature was essentially the same as that in 2006 - and 2005, and 2004, and every year back to 2001. The record set in 1998 has not been surpassed. For nearly a decade now, there has been no global warming. Even though atmospheric carbon dioxide continues to accumulate - it's up about 4 percent since 1998 - the global mean temperature has remained flat. That raises some obvious questions about the theory that CO2 is the cause of climate change.
If you read too quickly you might have missed a key point though:
The fact that 2008 is forecast to be cooler than any of the last seven years (and that 2007 did not break the record warmth set on 1998) does not mean that global warming has gone away. [emphasis mine]
So while it may be one of the ten warmest years, 2008 will be cooler. But that headline wouldn't leave the politically correct image I suppose.
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