What Does the Polar Vortex Have to do with Climate Change? I NOVA I PBS

If you think you understand the polar vortex, think again. Learn more about the science behind the record-breaking cold spell it created: https://to.pbs.org/2WBZvyw Hosted By: Caitlin Saks Digital Producer: Emily Zendt Production Assistance: Sukee Bennett Allison Eck Taylor White Natalie DiDomenico Lorena Lyon Rishya Narayanan Ana Aceves Additional Footage: NASA NOAA ClimateReanalyzer.org WKAR Zachary Lawrence Mat Rotman Greg Kestin Music: APM © WGBH Educational Foundation 2018