How have our meteorological terms changed over time?

B.C. is no stranger to extreme weather — from the atmospheric river over the weekend to heat domes. You might have also heard phrases like polar vortex and bomb cyclone being used by the experts. But why and when did we start using these sorts of descriptions — and when did we stop simply calling it "a cold spell?" Our science and climate specialist, Darius Mahdavi, explains what's going on. Connect with CBC Vancouver online: Website: https://www.cbc.ca/bc TikTok: https://www.tiktok.com/@cbcvancouver #CBCVancouver #CBCNews #BritishColumbia #weatherphenomenon #meteorology #atmosphericriver