Unit 1: World at risk (part II)

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1. What does the thawing of Permafrost do to the environment?

  • Causes flooding in low land areas
  • Releases CO2 & methane
  • Kills off vital plant organisms
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2. What is Climate change NOT an example of?

  • Significant changes in the weather in at least several decades
  • Changes in the weather in one, small localised area
  • Increasing average temperature
  • Changes over long, medium and short time scales

3. Human activity is causing an increase in the Enhanced Greenhouse Effect

  • True
  • False

4. What socio-economic impacts does global warming have on the Arctic?

  • Conflict over undiscovered oil reserves
  • New natural resources
  • All listed
  • New shipping routes

5. What is Short-term climate change NOT an example of?

  • Climate changes that we can only monitor for a short period of time
  • Data collected from the last 100 years
  • The overall pattern of climate over the last century

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