Lecture Week 4: Topics

Water Balance

[REF: AJJ12 - Ch 4 p 99-102 / AJJ16 Ch 4 p 96-99]

• hydrologic cycle
• Active Figure 4.1 The Hydrologic Cycle
• problem 1

Atmospheric Moisture

[AJJ12 - Ch 4 / AJJ16 Ch 4]

• concept of saturation and partial saturation
• Active Figure 4.10 Water vapour and temperature
• measures of humidity
  • ideal gas law
  • vapour pressure
  • dew point temperature
  • absolute humidity / vapour density
  • vapour pressure deficit
  • specific humidity
  • mixing ratio
  • Active Figure 4.11 Temperature, Dew Point and RH
• psychrometry
  • wet bulb temperature
  • psychrometric equation
• Humidex
• Windchill [REF AJJ12 Ch 3 p 88-91 / AJJ16 Ch 3 p 84-87]