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How fog works in 90 seconds | Scienceplained
Posted
January 19, 2026
Views
12,119
Likes
181
Engagement
1.49%
January 19, 2026
12,119
181
1.49%
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1:26Now PlayingWhether you call it radiation fog, ground fog, valley fog or a temperature inversion, it all comes down to the same physics: the atmosphere flipping upside down. CBC’s Johanna Wagstaffe breaks down how a high-pressure system can turn our valleys into bowls of clouds.
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