Ch 12: Human Effects on the Weather and Climate

About This Chapter

Watch online video lessons to learn how humans affect weather and climate. Each lesson is accompanied by a short multiple-choice quiz you can use to check your understanding of the ozone layer, urban heat island effects and more.

Human Effects on the Weather and Climate - Chapter Summary and Learning Objectives

Though air pollution has greatly decreased since passage of the Clean Air Act of 1970, it's still an issue in the U.S. and other countries. In this chapter, instructors introduce various types of air pollutants and detail ways developed and developing nations are trying to regulate them. They'll also explain the double-edged sword that is the ozone layer and discusses research and policy that's been instrumental in recovering it.

By the end of this chapter, you should be able to:

  • Distinguish between primary and secondary air pollutants.
  • List the six major classes of air pollutants.
  • Discuss the evolution of the Clean Air Act.
  • Explain ways in which ozone is beneficial.

What is Air Pollution? - Definition, Sources & Types Define air pollution and describe the characteristics and sources of various air pollutants.
Controlling Air Pollution: How Developed & Developing Nations DifferSummarize the effects of the Clean Air Act on U.S. air pollution. Contrast air pollution in highly developed countries and developing countries.
The Ozone Layer: Importance and the Harmful Effects of ThinningDescribe the importance of the stratospheric ozone layer. Explain how ozone thinning takes place and relate some of its harmful effects.
Basic Principles of Urban Heat Island EffectsDiscuss the basic principles of Urban Heat Island (UHI) effects.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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