Nothing new. It has all happened before.

Watts Up With That?

Before pundits and poor scientists begin pronouncing the expected east coast winter “storm of the century” to be a direct product of global warming/climate change/climate disruption, one might take a lesson from historical climatology.

2015-blizzard-watch


What Does the Peer-Reviewed Literature Say About Trends in East Coast Winter Storms?

Commentary by Dr. Roger Pielke Jr. (reposted from his website with permission)

hirschecws

The image above comes from a 2001 paper by Hirsch et al. (here in PDF) titled, An East Coast Winter Storm Climatology. The top curve shows all East Coast winter storms, and the bottom shows the most intense storms. for the period 1948 to 1997.

As the figure implies, they concluded in that analysis:

the frequency of ECWS show a downward tendency over the study period but at insignificant levels. One test found a decreasing trend in strong ECWS significant for an alpha = 0.10.

So there was no trend 1948 to 1997, or a…

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