A useful reference regarding Climate Change and Extreme Cold in Winter

I've been looking for this article and assume others are as well. While the typical denier won't be able to understand it and will thus ridicule it, it still provides a hard scientific link to the assertion that climate change has destabilized the jet stream and thus helped incite the extreme cold which we are NOW experiencing.

http://iopscience.iop.org/1748-9326/10/1/014005/article