How Warming Winters Are Affecting Everything : NPR
Polar amplification - Wikipedia
How Climate Change and the Polar Vortex Influenced This Week's Harsh Winter Storms - Inside Climate News
The polar vortex is coming—and raising the odds for intense winter weather
/pics/FactMythBoxes-Cycle-570p
Extreme cold still happens in a warming world – in fact climate instability may be disrupting the polar vortex
Arctic air over Manitoba leads to extreme cold warning for most of province
The Science of Climate Change Explained: Facts, Evidence and Proof - The New York Times
Extreme cold still happens in a warming world—in fact climate instability may be disrupting the polar vortex
The Science of Climate Change Explained: Facts, Evidence and Proof - The New York Times
Extreme cold still happens in a warming world, Columns
The polar vortex, facts and information
Could a £400bn plan to refreeze the Arctic before the ice melts really work?, Arctic
Effects of climate change - Wikipedia