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"In the doldrums"

Meaning: In low spirits; feeling dull and drowsy.

 
  Source: http://www.phrases.org.uk/meanings/in-the-doldrums.html  
     
  How are winds named? e.g. "When the North wind doth blow we shall have snow"  
 

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  The global transfer of energy is the basis of global atmospheric circulations which give rise to the low and high pressure belts and the planetary wind systems associated with the earth's major convection cells - the Hadley, Ferrel and Polar cells.  
  Starter Exercise Ready, Steady, Teach - your teacher will ask one or two of you to explain this animated gif to the class in as much detail as you can. Right get ready!  
 

 
  http://sparce.evac.ou.edu/q_and_a/air_circulation.htm  
     
     
  Convection cells and Pressure Belts  
 

 
  Source: Wikipedia  
     
  Pressure Belts and associated wind systems  
 

 
  Source: http://www.physicalgeography.net/fundamentals/7p.html  
     
     
  PowerPoint Global Pressure Belts (Source from http://www.ltscotland.org.uk/resources/t/nqresource_tcm4230111.asp )  
     
  "The Horse Latitudes and the Doldrums"  
  Research: What are they? How are they different? How are these Pressure Belts better known these days?  
     
  Written Task: Describe and explain the pattern of global atmospheric circulation.  
     
  KI1 Summary:  
   

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  Now test yourself: (Flashcards in class)  
   

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