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Questions for Microclimates - Wind Controls

Generally, why does increased air velocity reduce the sensation of heat on the body at temperatures below 91.5?

What is the typical increase in air speed at a ridgeline compared to a weather slope?

Wind speed is reduce in front of and behind an impenetrable barrier.  How far in front and behind the barrier is the speed reduction noticeable?

What reduction in wind speed can be expected immediately leeward of a dense evergreen wind break?

How are wind speeds affected by trees with canopies?  Is the air speed below the canopy of deciduous trees in leaf less or more?

True/False   Low to medium height shrubs, located at or as far as to feet from a building, windward wall with open windows, cause air flow to drop to the floor inside the building.

Your web page presentation showed a wind break of 30' tall, deciduous cottonwoods arranged in a single row.  The permeability of the windbreak was defined as "medium density above, open below" line.  What was the wind speed 300 ' from the lee side of the wind break?
 

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