Impact on North America's weather in March - An in-depth look at the forecasted polar vortex collapse and its potential ...

A powerful polar vortex collapse is forecast to hit within weeks, bringing a dramatic shift in weather conditions across the United States and Canada. Meteorologists predict the event will unfold in ...

Welcome to Nat Geo Your Shot: National Geographic’s global community for aspiring visual storytellers. Find the community on Instagram @NatGeoYourShot and follow along for hashtag challenges ...

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