Name ___________________________ Class ___________________ Date _____________

Chapter 4 Earth’s Resources

Section 4.4 Protecting Resources(pages 113–116)

This section discusses laws passed to protect Earth’s water, air, and land resources.

Reading Strategy (page 113)

Summarizing After reading this section, complete the concept map toorganize what you know about the major laws that help keep water, air, andland resources clean. For more information on this Reading Strategy, see theReading and Study Skills in the Skills and Reference Handbook at theend of your textbook.

Keeping Water Clean and Safe (page 114)

1. Circle the letter of the term defined as “careful use of resources.”

a. recycling b. composting c. conservation

2. Circle the letter of the law that requires industries to reduce or stoppoint source pollution into surface waters.

a. Safe Drinking Water Actb. Clean Water Actc. Resource Conservation and Recovery Act

3. Circle the letter of the law that sets maximum contaminant levels forwater pollutants that could harm people’s health.

a. Safe Drinking Water Actb. Clean Water Actc. Resource Conservation and Recovery Act

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Earth Science Guided Reading and Study Workbook ■ 45

IPLS

EnvironmentalLaws

e.d.

Water Act Safe Drinking

a. b. c.and Recovery Act

Resource Conservation

Water LandAir

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Protecting the Air (pages 114–115)

4. Is the following sentence true or false? The Clean Air Act is theUnited States’ most important law for preventing air pollution.

5. How could using less electricity help to reduce air pollution?

Caring for Land Resources (pages 115–116)

6. Two ways land resources can be protected are by preventing

and by managing land resources wisely.

Match each description with its term.

Description Term

7. removing whole forest areas 8. plowing across the contour

of hillsides9. planting crops with different

nutrient needs in adjacent rows10. fertilizer made of partly

decomposed organic material 11. Only some trees in a forest are cut.12. collecting and processing used

items to make new products13. What law requires companies to store, transport, and dispose of their

hazardous wastes according to guidelines? Circle the correct answer.

Safe Drinking Water Act Clean Water Act Resource Conservationand Recovery Act

Name ___________________________ Class ___________________ Date _____________

Chapter 4 Earth’s Resources©

Pearson Education, Inc., publishing as Pearson Prentice Hall. All rights reserved.

Earth Science Guided Reading and Study Workbook ■ 46

IPLS

a. recyclingb.selective cuttingc. contour plowingd.strip croppinge. compostf. clear-cutting

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