How urban areas modify wind

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What are windspeeds like in urban areas compared to rural?
Average windspeeds are 5% lower due to buildings and surface friction
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Why are wind speeds variable in Urban areas?
Some buildings will have gustier winds blowing against them and venturi effect means wind is funneled between tall buildings
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How is turbulence created?
When wind hits the side of a building and is deflected in all directions which creates vortices
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Card 2

Front

Why are wind speeds variable in Urban areas?

Back

Some buildings will have gustier winds blowing against them and venturi effect means wind is funneled between tall buildings

Card 3

Front

How is turbulence created?

Back

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Card 4

Front

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Back

Preview of the front of card 4

Card 5

Front

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Back

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