Environmental Change and Human Health Quiz
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Questions and Answers

According to the Gaia Theory, Earth is considered as:

  • A planet with no ability to adapt to environmental changes
  • An organism continuously adapting to find balance with other spheres (correct)
  • A planet with no interaction between its spheres
  • A static and unchanging planet

    • What is the main reason for the impossibility of stabilizing the biosphere?

  • Lack of adaptation by species
  • Lack of interaction between the spheres
  • Anthropogenic activities
  • Warming and cooling trends (correct)

    • What effect prevented the thawing of Snowball Earth?

  • Change in natural atmospheric components
  • Albedo effect and lack of carbon dioxide (correct)
  • Introduction of pollutant gases
  • Increase in greenhouse gases

    • What are the major causes of human-induced climate change?

    <p>Introduction of pollutant gases and changes in natural atmospheric components</p> Signup and view all the answers

    What is the Earth-atmosphere system considered as?

    <p>A closed system</p> Signup and view all the answers

    Who developed the Gaia Theory in the early 1970s?

    <p>James Lovelock and Lynn Margulis</p> Signup and view all the answers

    What does the albedo effect and lack of greenhouse gases prevent?

    <p>Thawing of Snowball Earth</p> Signup and view all the answers

    What is the Earth-atmosphere system considered as?

    <p>A closed system</p> Signup and view all the answers

    What triggers sudden changes that accelerate natural changes in the four spheres?

    <p>Anthropogenic activities</p> Signup and view all the answers

    What are the major causes of human-induced climate change?

    <p>Introduction of pollutant gases and particles not usually found in significant amounts</p> Signup and view all the answers

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