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for Teachers for Schools for Working Scholars
 Middle School Life Science: Homework Help Resource
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Ch 29: Environmental Concerns: Homework Help

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About This Chapter

The Environmental Concerns chapter of this Middle School Life Science Homework Help course helps students complete their environmental concerns homework and earn better grades. This homework help resource uses simple and fun videos that are about five minutes long.

How it works:

  • Identify which concepts are covered on your environmental concerns homework.
  • Find videos on those topics within this chapter.
  • Watch fun videos, pausing and reviewing as needed.
  • Complete sample problems and get instant feedback.
  • Finish your environmental concerns homework with ease!

Topics from your homework you'll be able to complete:

  • Physical, chemical and biological pollution
  • Air pollution sources and types
  • Effect of global warming on climate
  • Importance of the ozone layer
  • Types of water pollution
  • Environmental problems associated with groundwater
  • Water treatment methods
  • Legislation for clean water

8 Lessons in Chapter 29: Environmental Concerns: Homework Help
Chapter Practice Test
Test your knowledge with a 30-question chapter practice test
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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.
Global Warming: Atmospheric Causes and Effect on Climate

3. Global Warming: Atmospheric Causes and Effect on Climate

Global warming is a multifaceted, complex issue. It involves both natural and human causes that can increase the amount of greenhouse gases. This lesson looks at some of the facts about global warming and how they could contribute to climate change.
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.
Water Pollution: Definition, Types, and Sources

5. 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.
Environmental Problems Associated With Groundwater

6. Environmental Problems Associated With Groundwater

Groundwater is an important natural resource, but like many of our other resources, it's affected by the surrounding environment and human activities. In this video lesson, you'll learn about some of the environmental problems associated with groundwater and why groundwater is especially vulnerable to 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.
The Clean Water Act & Safe Drinking Water Act: Legislation for Clean Water

8. The Clean Water Act & Safe Drinking Water Act: Legislation for Clean Water

In this lesson, you will learn about the Clean Water Act of 1972 and the Safe Drinking Water Act of 1974. You'll discover how both laws help keep our waters free of pollution and safe for everyday use.
Chapter Practice Exam
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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