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Ch 17: Pollution & Environmental Issues

About This Chapter

If you're studying the various types of pollution and their impact on human health, you can use the lessons in this chapter to supplement your class materials. Video lessons are easy to follow and are a great way to review information for tests, projects or classroom discussions.

Pollution & Environmental Issues - Chapter Summary

What we eat and breathe and chemicals we are exposed to all play a major part in our health. This chapter explores various aspects of the environment that can contribute to health issues. Lessons are presented in engaging videos that make the learning experience fun and help you to retain what you've studied. Self-assessment quizzes at the end of each lesson confirm your understanding of each topic. With this chapter, you'll learn:

  • What pollution is
  • The characteristics and classes of air pollutants
  • The main greenhouse gases and details about the greenhouse effect
  • Harmful effects of ozone thinning
  • Types of hazardous waste
  • Sources of water pollution and water treatment methods
  • What environmental concerns could affect us in the future, such as population, energy and food supply

8 Lessons in Chapter 17: Pollution & Environmental Issues
Test your knowledge with a 30-question chapter practice test
Pollution: Physical, Chemical & Biological

1. Pollution: Physical, Chemical & Biological

Pollution is the presence of unwanted substances in an environment. It is often the result of human interference. Learn about physical, chemical and biological pollutants and see examples of each.

What Is Air Pollution? - Definition, Sources & Types

2. What Is Air Pollution? - Definition, Sources & Types

In this video lesson, you will learn about the sources and types of air pollution. You will be able to identify the six classes of air pollutants identified by the Environmental Protection Agency and the Clean Air Act of 1970.

Greenhouse Gases and the Enhanced Greenhouse Effect

3. Greenhouse Gases and the Enhanced Greenhouse Effect

In this video lesson, you will learn about the five main greenhouse gases and how their unnaturally high concentrations are leading to the enhanced greenhouse effect and global climate change on Earth.

The Ozone Layer: Importance and the Harmful Effects of Thinning

4. The Ozone Layer: Importance and the Harmful Effects of Thinning

In this lesson, you will learn the importance of the ozone layer and how it is depleted. You will also study the research and policy that has been instrumental in its recovery.

What Is Hazardous Waste? - Definition and Types

5. What Is Hazardous Waste? - Definition and Types

Not all waste is something to throw in the trash and forget about. In this lesson, we will explore hazardous waste and what makes it dangerous. We will also investigate disposal methods and types of hazardous waste.

Water Pollution: Definition, Types, and Sources

6. Water Pollution: Definition, Types, and Sources

In this lesson, you will learn about the different types and sources of water pollution. You will gain an understanding of both surface water and groundwater pollution and the similarities and differences between them.

Water Treatment: Improving Water Quality

7. Water Treatment: Improving Water Quality

In this lesson, you will learn how water is purified for drinking, and how wastewater is treated before being put back into the environment. You will also learn about water purification issues in developing countries.

Future Environmental Concerns: Population, Food Supply, Energy & Pollution

8. Future Environmental Concerns: Population, Food Supply, Energy & Pollution

There are many issues that raise future environmental concerns. Learn how the environment may be impacted by the growing population and food and energy needs of the world, as well as growing pollution concerns as we move through the 21st century.

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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