Chapter 9: Low-Latitude and Arid Climate Regions Physical Geography Ninth Edition Robert E. Gabler James. F. Petersen L. M...
Low-Latitude and Arid Climate Regions East Africa
9.1 Humid Tropical Climate Regions <ul><ul><li>Tropical Rainforest (Af), Monsoon (Am) and Tropical Savanna (Aw) </li></ul>...
9.1 Humid Tropical Climate Regions
9.1 Humid Tropical Climate Regions <ul><li>Tropical Rainforest (Af) </li></ul><ul><ul><li>High temperature </li></ul></ul>...
9.1 Humid Tropical Climate Regions <ul><li>Tropical Rainforest (Af) </li></ul><ul><ul><li>ITCZ </li></ul></ul><ul><ul><li>...
9.1 Humid Tropical Climate Regions <ul><li>Delicate Balance </li></ul><ul><ul><li>Deforestation </li></ul></ul><ul><ul><li...
9.1 Humid Tropical Climate Regions <ul><li>Tropical Monsoon (Am) </li></ul><ul><ul><li>Distinction between rainforest and ...
9.1 Humid Tropical Climate Regions <ul><li>Tropical Monsoon (Am) </li></ul><ul><ul><li>Effects of Seasonal Change </li></u...
9.1 Humid Tropical Climate Regions <ul><li>Tropical Savanna (Aw) </li></ul><ul><ul><li>Distinct seasonal precipitation pat...
9.1 Humid Tropical Climate Regions <ul><li>Tropical Savanna (Aw) </li></ul><ul><ul><li>Transitional Features </li></ul></u...
9.1 Humid Tropical Climate Regions <ul><li>Tropical Savanna (Aw) </li></ul><ul><ul><li>Savanna Potential </li></ul></ul><u...
9.2 Arid Climate Regions <ul><li>Two major concentrations of arid regions: </li></ul><ul><ul><li>Tropic of Cancer and 10 o...
9.2 Arid Climate Regions <ul><li>Q: What does a comparison of this map with the map of the of World Population density (ba...
9.2 Arid Climate Regions <ul><li>Desert Climates </li></ul><ul><li>Steppe Climate </li></ul>
9.2 Arid Climate Regions <ul><li>Desert (BWh and BWk):  </li></ul><ul><ul><li>Annual precip. fewer than 25 cm/yr (10 in./y...
9.2 Arid Climate Regions <ul><li>Q: What environmental clues suggest that rainfall is an infrequent event? </li></ul>
9.2 Arid Climate Regions <ul><li>Q: How might storms like these affect human health?  What about machinery and vehicles? <...
9.2 Arid Climate Regions <ul><li>Adaptations By Plants and Animals </li></ul><ul><li>Q: What physical characteristics of c...
9.2 Arid Climate Regions <ul><li>Steppe (BSk and BSh):  </li></ul><ul><ul><li>Annual precip of 25-50 cm/yr (10-20 inches/y...
9.2 Arid Climate Regions <ul><li>Steppe (Great Plains, Great Basin)  </li></ul>
9.2 Arid Climate Regions <ul><li>A Dangerous Appeal: </li></ul><ul><ul><li>Agriculture </li></ul></ul><ul><ul><li>Dry cycl...
Physical Geography End of Chapter 9: Low-Latitude and Arid Climate Regions
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  • Insert cover image for Chapter 9 (p. 230).
  • Insert Figure 9.1
  • Insert Table 9.1
  • Insert Figure 9.2
  • Insert Figure 9.3
  • Insert Figure 9.4, 9.5, and 9.7
  • Insert Figure 9.8
  • Insert Figure 9.9
  • Insert Figure 9.10
  • Insert Figure 9.11
  • Insert Figure 9.12
  • Insert Figure 9.14
  • Insert Figure 9.14
  • Insert Table 9.2
  • Insert Figure 9.15
  • Insert Figure 9.16
  • Insert Figure 9.17
  • Insert Figure 9.18
  • Insert Figure 9.20
  • Insert Figure 9.21
  • Insert Figure 9.22
  • 9

    1. 1. Chapter 9: Low-Latitude and Arid Climate Regions Physical Geography Ninth Edition Robert E. Gabler James. F. Petersen L. Michael Trapasso Dorothy Sack
    2. 2. Low-Latitude and Arid Climate Regions East Africa
    3. 3. 9.1 Humid Tropical Climate Regions <ul><ul><li>Tropical Rainforest (Af), Monsoon (Am) and Tropical Savanna (Aw) </li></ul></ul>
    4. 4. 9.1 Humid Tropical Climate Regions
    5. 5. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Rainforest (Af) </li></ul><ul><ul><li>High temperature </li></ul></ul><ul><ul><li>Oppressive humidity </li></ul></ul><ul><ul><li>Frequent heavy rains </li></ul></ul><ul><ul><li>Massive vegetative growth </li></ul></ul><ul><ul><li>Very little annual temp range (2 o C) </li></ul></ul><ul><ul><li>Diurnal range far greater than annual range </li></ul></ul>
    6. 6. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Rainforest (Af) </li></ul><ul><ul><li>ITCZ </li></ul></ul><ul><ul><li>Cloud Forests </li></ul></ul><ul><ul><li>Climograph </li></ul></ul><ul><ul><li>Q: Why is it difficult, without looking at the climograph keys, to determine whether each station is located in the S. or N. hem? </li></ul></ul>
    7. 7. 9.1 Humid Tropical Climate Regions <ul><li>Delicate Balance </li></ul><ul><ul><li>Deforestation </li></ul></ul><ul><ul><li>Native Populations </li></ul></ul>
    8. 8. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Monsoon (Am) </li></ul><ul><ul><li>Distinction between rainforest and monsoon </li></ul></ul><ul><ul><li>ITCZ shifts: when it shifts away it is dry </li></ul></ul>
    9. 9. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Monsoon (Am) </li></ul><ul><ul><li>Effects of Seasonal Change </li></ul></ul><ul><ul><li>Q: Would it be beneficial to the people of SE Asia if the traditional rice farming methods were replaced by mechanized rice agriculture as practiced in the United States? </li></ul></ul>
    10. 10. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Savanna (Aw) </li></ul><ul><ul><li>Distinct seasonal precipitation pattern </li></ul></ul><ul><ul><li>Less precip. and shorter wet season as compared to monsoon </li></ul></ul>
    11. 11. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Savanna (Aw) </li></ul><ul><ul><li>Transitional Features </li></ul></ul><ul><ul><li>Q: Why do you think Argentina is a major exporter of beef cattle? </li></ul></ul>
    12. 12. 9.1 Humid Tropical Climate Regions <ul><li>Tropical Savanna (Aw) </li></ul><ul><ul><li>Savanna Potential </li></ul></ul><ul><ul><li>Large variation in annual precipitation </li></ul></ul><ul><ul><li>Q: What environmental problems may be created as cattle herds grow? </li></ul></ul>
    13. 13. 9.2 Arid Climate Regions <ul><li>Two major concentrations of arid regions: </li></ul><ul><ul><li>Tropic of Cancer and 10 o – 15 o degrees poleward and equatorward </li></ul></ul><ul><ul><ul><li>Mojave Desert </li></ul></ul></ul><ul><ul><ul><li>Sahara Desert </li></ul></ul></ul><ul><ul><li>Tropic of Capricorn and 10 o – 15 o degrees poleward and equatorward </li></ul></ul><ul><ul><ul><li>Namib Desert </li></ul></ul></ul><ul><ul><ul><li>Atacama Desert </li></ul></ul></ul><ul><ul><ul><li>Australian Desert </li></ul></ul></ul>
    14. 14. 9.2 Arid Climate Regions <ul><li>Q: What does a comparison of this map with the map of the of World Population density (back cover) suggest? </li></ul>
    15. 15. 9.2 Arid Climate Regions <ul><li>Desert Climates </li></ul><ul><li>Steppe Climate </li></ul>
    16. 16. 9.2 Arid Climate Regions <ul><li>Desert (BWh and BWk): </li></ul><ul><ul><li>Annual precip. fewer than 25 cm/yr (10 in./year) </li></ul></ul><ul><ul><li>Factors that may cause an area to be a desert: </li></ul></ul><ul><ul><ul><li>Strong Subtropical High pressure </li></ul></ul></ul><ul><ul><ul><li>Rain-shadow </li></ul></ul></ul><ul><ul><ul><li>Continentality </li></ul></ul></ul>
    17. 17. 9.2 Arid Climate Regions <ul><li>Q: What environmental clues suggest that rainfall is an infrequent event? </li></ul>
    18. 18. 9.2 Arid Climate Regions <ul><li>Q: How might storms like these affect human health? What about machinery and vehicles? </li></ul>
    19. 19. 9.2 Arid Climate Regions <ul><li>Adaptations By Plants and Animals </li></ul><ul><li>Q: What physical characteristics of cacti help them to survive heat, drought, and evaporation rates of the desert? </li></ul>
    20. 20. 9.2 Arid Climate Regions <ul><li>Steppe (BSk and BSh): </li></ul><ul><ul><li>Annual precip of 25-50 cm/yr (10-20 inches/year) </li></ul></ul><ul><ul><li>Factors that may cause steppe climate: </li></ul></ul><ul><ul><ul><li>Strong Subtropical High pressure </li></ul></ul></ul><ul><ul><ul><li>Rain-shadow </li></ul></ul></ul><ul><ul><ul><li>Continentality </li></ul></ul></ul><ul><ul><ul><li>Transition between desert and ____. </li></ul></ul></ul>
    21. 21. 9.2 Arid Climate Regions <ul><li>Steppe (Great Plains, Great Basin) </li></ul>
    22. 22. 9.2 Arid Climate Regions <ul><li>A Dangerous Appeal: </li></ul><ul><ul><li>Agriculture </li></ul></ul><ul><ul><li>Dry cycles </li></ul></ul><ul><ul><li>Dust Bowl of 1930’s in Great Plains </li></ul></ul>
    23. 23. Physical Geography End of Chapter 9: Low-Latitude and Arid Climate Regions

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