Posts about ufo

Lenticular Cloud, Brienz, Switzerland

A foehn wind or föhn wind occurs when a deep layer of prevailing wind is forced over a mountain range (Orographic lifting). As the wind moves upslope, it expands and cools, causing water vapor to precipitate out. This dehydrated air then passes over the crest and begins to move downslope. As the wind descends to […]

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