Understanding Climate Change: Impact on Ecosystems and Society

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Questions and Answers

What is the primary cause of seasonal changes on Earth?

  • Variations in the Earth's atmosphere
  • Shifts in the Earth's axis
  • Changes in the Earth's orbit around the sun
  • Tilt of the Earth on its axis (correct)

What is the limitation of instrumental records in studying climate change?

  • They are not able to measure solar radiation
  • They are not reliable
  • They only provide information on temperature
  • They only go back about 150 years (correct)

What is the primary factor that affects the amount of solar radiation reaching the Earth's surface?

  • Thickness of snow and ice packs
  • Cloudiness
  • Changes in the Earth's axis (correct)
  • Relative humidity

What is the suspected cause of the recent increase in severe storms and droughts?

<p>Global atmospheric change (B)</p> Signup and view all the answers

What is the main driver of climate change according to the text?

<p>Human activities (D)</p> Signup and view all the answers

What is the relationship between the Earth's climate and the biosphere?

<p>The biosphere affects the climate (C)</p> Signup and view all the answers

What is the primary association of global warming?

<p>Increases in the surface temperature (A)</p> Signup and view all the answers

According to the IPCC, what is the projected increase in global average temperature by 2100?

<p>1.8-4.0°C (A)</p> Signup and view all the answers

What is the current state of knowledge regarding the connection between climate change and extreme weather events?

<p>Some extreme weather events, such as heat waves, are correlated with climate change (D)</p> Signup and view all the answers

What is the main difference between climate change and global warming?

<p>Global warming refers to temperature increases, while climate change refers to broader changes in climate patterns (D)</p> Signup and view all the answers

What is the purpose of the IPCC?

<p>To review and summarize current scientific knowledge and uncertainty (C)</p> Signup and view all the answers

What is the primary reason for the Earth's climate change in the past?

<p>Natural variations (C)</p> Signup and view all the answers

What is the significance of the year 1988 in relation to the IPCC?

<p>It was the year the IPCC was organized (B)</p> Signup and view all the answers

What is the role of greenhouse gases in the atmosphere?

<p>They absorb radiated heat from the sun, retaining it in the lower atmosphere (D)</p> Signup and view all the answers

What is the term for the increase in heat in a system where energy enters as light and is absorbed as heat?

<p>Greenhouse effect (C)</p> Signup and view all the answers

What is an example of a natural impact on Earth's climate?

<p>Volcanic eruptions (C)</p> Signup and view all the answers

What is the term for the gas that absorbs radiated heat from the sun?

<p>Greenhouse gas (C)</p> Signup and view all the answers

What is the main difference between climate change and global warming?

<p>Climate change refers to natural changes, while global warming refers to human-induced changes (A)</p> Signup and view all the answers

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