UNIT 9 GLOBAL CHANGE

9.1 Stratospheric Ozone Depletion

  • 9.1a Identify the location and purpose of the ozone layer, then detail the natural formation and depletion of ozone.
  • 9.1b Explain how ozone can be anthropogenically depleted, then identify the chemicals that lead to this depletion.
  • 9.1c Discuss the effects of ozone depletion, then apply topic content to a practice question.
  • Textbook correlation Chapter 15, Module 49

9.2 Reducing Ozone Depletion

  • 9.2a Describe mitigation steps that have been taken to reduce ozone depletion.
  • Textbook correlation Chapter 15, Module 49; Chapter 19, Module 62

9.3 The Greenhouse Effect

  • 9.3a Describe the natural greenhouse effect, then explain its purpose.
  • 9.3b Identify different greenhouse gases and their sources, then explain residence time.
  • 9.3c Define global warming potential (GWP), compare greenhouse gases based on their GWPs, then apply content knowledge to a practice question.
  • Textbook correlation Chapter 19, Module 62

9.4 Increases in Greenhouse Gases

  • 9.4a Explain the link between an increase in greenhouse gases and climate change.
  • 9.4b Provide an overview of environmental problems associated with climate change, then discuss resulting changes in population dynamics and movements.
  • 9.4c Apply content knowledge about greenhouse gases to a practice problem.
  • Textbook correlation Chapter 1, Module 2; Chapter 3, Module 7; Chapter 12, Module 35; Chapter 13, Module 38; Chapter 15, Module 46; Chapter 19, Modules 62-63

9.5 Global Climate Change

  • 9.5a Discuss historical and modern evidence of climate change, then discuss climate change’s impacts on air circulation patterns and soil quality.
  • 9.5b Discuss the impacts of climate change on Earth’s polar regions.
  • 9.5c Discuss the impacts of climate change on Earth’s marine systems.
  • Textbook correlation Chapter 4, Module 11; Chapter 19, Modules 62-64

9.6 Ocean Warming

  • 9.6a Describe the causes of ocean warming, including coral bleaching events, within the framework of global climate change.
  • 9.6b Describe the effects of ocean warming, including coral bleaching events, within the framework of global climate change.
  • Textbook correlation Chapter 4, Module 11; Chapter 19, Module 64

9.7 Ocean Acidification

  • 9.7a Explain the causes and effects of ocean acidification, emphasizing anthropogenic contributions to the phenomenon.
  • 9.7b Model a math-based free response question related to causes and effects of ocean acidification.
  • Textbook correlation Chapter 2, Module 4; Chapter 19, Module 63

9.8 Invasive Species

  • 9.8a Explain what makes a species invasive, general characteristics of invasives, and strategies to control or mitigate the spread of invasive species.
  • 9.8b Describe solutions to invasive species as an environmental problem.
  • Textbook correlation Chapter 18, Module 60

9.9 Endangered Species

  • 9.9a Explain various factors that can lead to species loss, and how these factors differentially affect species based on their ability to adapt to environmental change.
  • 9.9b Explain how selective pressures and interspecific competition in an environment may lead to species endangerment or extinction.
  • 9.9c Explain various strategies to protect animal populations using data/evidence to support such strategies.
  • Textbook correlation Chapter 10, Module 30; Chapter 18, Modules 59, 61

9.10 Human Impacts on Biodiversity

  • 9.10a Explain the acronym HIPPCO, and explain the causes and consequences of habitat fragmentation on species biodiversity.
  • 9.10b Explain the role of climate change in habitat loss, and describe how domestication of species for economic return may negatively impact biodiversity.
  • 9.10c Explain some mitigation strategies for biodiversity loss, and evaluate the advantages and disadvantages of such strategies.
  • Textbook correlation Chapter 1, Module 1; Chapter 4, Modules 12-13; Chapter 18, Modules 59-61