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Tornadoes, Extreme Weather And Climate Change, Revisited
http://thinkprogress.org/romm/2012/03/04/437185/tornadoes-extreme-weather-climate-change/[font face=Times, Times New Roman, Serif][font size=5]Tornadoes, Extreme Weather And Climate Change, Revisited[/font]
By Joe Romm on Mar 4, 2012 at 12:25 pm
[font size=4]“The most prolific 5-day period of tornado activity on record for so early in the year”?[/font]
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The unexpectedly fierce and fast tornado outbreak so early in the season has folks asking again about a possible link to climate change. Climatologist Dr. Kevin Trenberth emailed me that, because of climate change, “there is every expectation that the [tornado] season will move up in time. The warm winter in the US is perhaps an indicator of the nature of the changes to be expected.”
The former head of the Climate Analysis Section of the National Center for Atmospheric Research stands by his 2011 statement, “It is irresponsible not to mention climate change in stories that presume to say something about why all these storms and tornadoes are happening.” Below is some clarification of the context of that quote that he added. Trenberth also said:
By Joe Romm on Mar 4, 2012 at 12:25 pm
[font size=4]“The most prolific 5-day period of tornado activity on record for so early in the year”?[/font]
[font size=3]
NBC: “It’s as if a huge chunk of the country has suffered a deep, deep scar.”
National Weather Service Warnings for Past Week
The unexpectedly fierce and fast tornado outbreak so early in the season has folks asking again about a possible link to climate change. Climatologist Dr. Kevin Trenberth emailed me that, because of climate change, “there is every expectation that the [tornado] season will move up in time. The warm winter in the US is perhaps an indicator of the nature of the changes to be expected.”
The former head of the Climate Analysis Section of the National Center for Atmospheric Research stands by his 2011 statement, “It is irresponsible not to mention climate change in stories that presume to say something about why all these storms and tornadoes are happening.” Below is some clarification of the context of that quote that he added. Trenberth also said:
Joe, what we can say with confidence is that heavy and extreme precipitation events often associated with thunderstorms and convection are increasing and have been linked to human-induced changes in atmospheric composition.
Insured losses due to thunderstorms and tornadoes in the U.S. in 2011 dollars. Data and image from Property Claims Service, Munich Re.
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