ATOC 1050 Chapter 26 notes

ATOC 1050 Chapter 26 notes - ATOC 1050, Rauber, et al....

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ATOC 1050, Rauber, et al. Chpt. 26 Heat Waves 1. Overview: a. More than 100 people in the USA died of heat in 1995; 4700 in 1936; and 9,500 in 1901 b. Extreme heat and drought are often, BUT NOT ALWAYS, associated with one another. If so, then daytime temperatures are usually hotter and night time temps. are usually cooler. Why? c. Heat waves are also relative – what is a heat wave for Charlotte, North Carolina may be normal for Phoenix, Arizona. Thus no specific definition of “heat wave” 2. Measuring heat stress: a. “Dry” heat is less stressful than “moist heat” Why? b. Other factors include: 1) wind speed (IF air temp is cooler than the normal body temp), 2)radiant energy (direct or indirect sun and altitude), 3) pressure (very low pressure reduces air supply to body) 4) age and general physical condition of person/animal 1
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c. Apparent temperature – a better measure of effects of heat on humans: 1) Takes into account air temp, relative humidity, radiant energy, and wind speed
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This note was uploaded on 05/03/2008 for the course ATOC 1050 taught by Professor Forrest,be during the Spring '06 term at Colorado.

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ATOC 1050 Chapter 26 notes - ATOC 1050, Rauber, et al....

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