Variations figure 321 july global isotherms july the

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Unformatted text preview: s. Figure 3.21 July Global Isotherms July The southern The hemisphere has fewer land masses and ocean currents that encircle the globe, creating isotherms that are more regular than those in the northern hemisphere. hemisphere. Figure 3.22 Daily Temperature Range Daily Earth's surface Earth's efficiently absorbs solar energy and efficiently radiates infrared energy, creating a large diurnal temperature range (max min) in the lower atmosphere. atmosphere. Figure 3.23 Regional Temperatures Regional Regional differences in Regional temperature, from annual or daily, are influenced by geography, such as latitude, altitude, and nearby water or ocean currents, as well as heat generated in the urban area. generated Figure 3.24 Heating Degree Day Heating Figure 3.25 Temperature data are analyzed to determine when living space will Temperature likely be heated (e.g. when below 65° F) and how much fuel is required for that region. required Cooling & Growing Degree Days Cooling Figure 3.26 Daily temperature data are also used to determine cooling loads for Daily living space above 65° F, as well as growing hours for specific crops above a base temperature. above Recording Thermometer Recording Figure 3.27 Figure 3.28 Non-digital thermometers recorded maximum and minimum Non-digital temperature using simple designs to temporarily trap the mercury or a marker along the thermometer scale. mercury Technological Upgrades Technological Pen and lever recording drums Pen required regular calibration for accurate data. accurate Figure 3.29 Modern weather stations Modern predominantly use digital data recording techniques that are less likely to introduce data error and generate data more readily analyzed by computers. analyzed Figure 3.30...
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This note was uploaded on 03/13/2010 for the course ATOC 245 taught by Professor Aparisa during the Spring '10 term at McGill.

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