Ch01. Foundations of Climate Change
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Questions and Answers

Which group of countries will be most negatively affected by climate change?

  • Poor countries (correct)
  • Countries with large coastlines
  • Countries with low population density
  • Wealthy countries

    • What is a potential response to decreased freshwater availability caused by climate change?

  • Drilling more wells
  • Implementing regulations promoting water conservation (correct)
  • Building more dams
  • Increasing water prices

    • Why might farmers need to change their farming practices in response to climate change?

  • To increase their yield
  • To avoid bankruptcy (correct)
  • To reduce their carbon footprint
  • To increase their profit margins

    • What is a role of governments in facilitating climate adaptation?

    <p>Providing accurate information about climate change</p> Signup and view all the answers

    What is an example of a policy that can increase our vulnerability to climate change?

    <p>Setting the price of flood insurance too low</p> Signup and view all the answers

    Why might individuals adapt to climate change without government direction?

    <p>Because they need to avoid financial losses</p> Signup and view all the answers

    What can be a consequence of building higher levees to reduce flooding in a particular area?

    <p>Pushing flooding into other areas</p> Signup and view all the answers

    What is a limitation of climate change adaptation efforts?

    <p>Varying abilities of societies to adapt to climate change</p> Signup and view all the answers

    What is a potential consequence of intentionally altering the climate system to cancel the warming effects of greenhouse gases?

    <p>Unintended and unpredictable consequences</p> Signup and view all the answers

    What is a key factor in determining a society's ability to adapt to climate change?

    <p>Economic stability</p> Signup and view all the answers

    Why do richer countries have an advantage in adapting to climate change?

    <p>They have more resources to invest in adaptation efforts</p> Signup and view all the answers

    What is the ultimate goal of climate adaptation efforts?

    <p>Stabilizing the climate despite continuing emissions</p> Signup and view all the answers

    What is one potential consequence of a rapid disintegration of the West Antarctic or Greenland ice sheets?

    <p>A rise in sea level by several meters in a century or less</p> Signup and view all the answers

    What is the primary challenge of adapting to abrupt climate change events?

    <p>The rapid rate of change, making it difficult for human and natural systems to adapt</p> Signup and view all the answers

    What is a potential consequence of thawing permafrost and methane hydrates?

    <p>The release of huge amounts of greenhouse gases into the atmosphere, leading to additional warming</p> Signup and view all the answers

    Why is leaving adaptation up to individual farmers a significant disadvantage?

    <p>Because some of the most effective adaptive responses require large-scale societal coordination</p> Signup and view all the answers

    What is a potential impact of a shift in the timing and magnitude of the Indian monsoon?

    <p>A change in the timing and magnitude of seasonal rainfall that billions of people rely on</p> Signup and view all the answers

    Why do climate models have difficulty predicting the occurrence of abrupt climate change events?

    <p>Because they do not reliably predict the occurrence of abrupt climate change</p> Signup and view all the answers

    What is the consequence of a trajectory that reduces emissions more slowly over the next decade or two?

    <p>Quicker emissions reductions will be required later</p> Signup and view all the answers

    What is the aspirational goal of the Paris Agreement in terms of warming above pre-industrial temperatures?

    <p>Limiting warming to 1.5°C</p> Signup and view all the answers

    What is required to achieve the mitigation target of the Paris Agreement?

    <p>Emissions reductions to accelerate and reach net-zero in the second half of this century</p> Signup and view all the answers

    What is a potential consequence of surpassing the 2°C or 1.5°C warming targets?

    <p>The climate system will experience a sudden transition into a new climate regime</p> Signup and view all the answers

    What is the primary goal of geoengineering in response to climate change?

    <p>To engineer a more hospitable climate</p> Signup and view all the answers

    What is the primary challenge of reducing emissions to achieve the mitigation target of the Paris Agreement?

    <p>Transitioning from fossil fuels to renewable energy</p> Signup and view all the answers

    What is the estimated amount of carbon dioxide humans add to the atmosphere every year?

    <p>40 billion tonnes</p> Signup and view all the answers

    What is the primary goal of solar radiation management strategies?

    <p>To increase the Earth's albedo and reflect more sunlight</p> Signup and view all the answers

    According to the Paris Agreement, what is the target temperature increase above pre-industrial levels?

    <p>Well below 2°C</p> Signup and view all the answers

    What is the temperature threshold target for which the emissions budget is 580 billion tonnes?

    <p>1.5°C</p> Signup and view all the answers

    What is the potential consequence of implementing large-scale solar radiation management strategies?

    <p>Changes in precipitation patterns, potentially leading to droughts or floods</p> Signup and view all the answers

    Based on present-day emissions, when will we exceed our carbon budget for stabilizing below 2°C?

    <p>2050s</p> Signup and view all the answers

    What is the process referred to as CCS?

    <p>Carbon Capture and Storage</p> Signup and view all the answers

    What is the estimated percentage of net emissions reduction required to achieve the 1.5°C threshold?

    <p>50%</p> Signup and view all the answers

    What is the mechanism by which volcanoes cool the planet?

    <p>Forming droplets that reflect sunlight back to space</p> Signup and view all the answers

    What is the primary goal of the 2015 Paris Agreement?

    <p>Holding the increase in global average temperatures to 1.5°C</p> Signup and view all the answers

    What is the current rate of emissions reduction required to stay below the 2°C threshold?

    <p>Immediate decline</p> Signup and view all the answers

    What is the primary limitation of solar radiation management strategies?

    <p>Unintended side effects, such as changes in precipitation patterns</p> Signup and view all the answers

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