How the polar vortex could deliver one last blast of wintry weather - The Washington Post

A disruption of the vortex could set off a chain reaction reversing the mild weather pattern in a few weeks.

Making sense of the polar vortex and record cold on a feverish planet - The Washington Post

As Polar Vortex Stirs, Deep Freeze Threatens U.S. and Europe - Bloomberg

In the Media – Simon H. Lee

Polar Vortex Could Bring Severe Winter Weather to the U.S.

Get used to polar vortex outbreaks

The demise of the polar vortex could spell weather surprises this spring - The Washington Post

The polar vortex is coming. Here's what that means — and how cold it could get. - The Washington Post

Extreme cold still happens in a warming world – in fact climate instability may be disrupting the polar vortex – Queen City News

Polar vortex split: Winter weather coming to eastern, central US

How Does Cold Weather Affect Your Electricity

Does all this cold weather mean there will be fewer mosquitoes

5 Surprising Health Benefits of Cold Weather

Climate change: Why we still have extreme cold despite global

Cold Weather Safety for Children: Preventing Frostbite & Hypothermia