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  • The Arctic
    • Albedo effect - As temperature increases, ice melts, less reflection, increased absorption of heat, more ice melt
    • Tree line moving north
      • Food webs destabilised
      • Longer growing season benefit agriculture
        • Poor soil
        • Limited benefit - low population
    • Thawing of permafrost
      • 40% expected to thaw in Siberia
      • Large quantities of methane will be released
    • Shrinking sea ice could open up new shipping routes in summer
      • Exploited
    • Undiscovered oil and gas reserves - thawing ground - easier to find and extract
    • Conflict between different groups of people over who owns new resources
    • Collapsed buildings and unstable land due to melting ice


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