Monday, February 18, 2019

Polar Vortex Science

Cold, Cold, Cold!!!

At the very end of January, much of the United States experienced a blast of cold, arctic air that dropped temperatures to dangerous levels. Add in very strong wind, and wind chills were as low as -60 degrees Fahrenheit. Where I live, wind chills dipped as low as -39 degrees and all schools, including colleges, were cancelled. Many record colds were set in the U.S. This means climate change is a not real, right? WRONG!!!

Polar Vortex and Climate Change

In fact, the polar vortex is linked to climate change. The warming of the arctic and loss of sea ice makes the southward movement of the jet stream more likely. This brings very cold air from the arctic to southern latitudes. But don't take my word for it. Here is a fantastic article that explains the polar vortex and how it is linked to climate change.

How polar vortex blasts are tied to global warming

Many have joked about climate change in light of the recent cold weather, but those jokes show great ignorance and complete misunderstanding of how weather differs from climate. Yes, it was cold in the U.S., but much of the rest of the world was baking. And a few days after the polar vortex in the U.S.? Temperatures were 20 to 30 degrees above normal.

The conclusion? Climate change is real and weather events such as the polar vortex, are direct predictions of a warming global climate.

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