climatic features of a cold environment

climatic features of cold environments, useful for the first question on the exam paper

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  • climatic features of a cold environment
    • large range in temperatures
      • can be anything from -70 to +20 deegrees C
    • low percipitation
      • lowest in polar and periglacial climates
      • higher in mountain climates
    • katabatic winds (Antarctica)
      • strong wind that blow out from highlands in centre and then are forced onto lowlands near coast, chilling the land below them
    • varied daylight hours
      • in the northern hemisphere
        • winter, low daylight hours
        • summer, high daylight hours
    • low levels of insolation
      • due to furthest from equator so, insloation has longer to travel through the atmosphere, more energy is lost
  • winter, low daylight hours
  • due to furthest from equator so, insloation has longer to travel through the atmosphere, more energy is lost

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