1. What Is Earth Science?

1.1 The Nature of Science

1.2 Earth Science and Its Branches

2. Studying Earth's Surface

2.1 Introduction to Earth’s Surface

2.2 Modeling Earth’s Surface

2.3 Topographical Maps

2.4 Using Satellites and Computers

3. Earth's Minerals

3.2 Identification of Minerals

3.3 Formation of Minerals

3.4 Mining and Using Minerals

4. Rocks

4.1 Types of Rocks

4.2 Igneous Rocks

4.3 Sedimentary Rocks

4.4 Metamorphic Rocks

5. Earth's Energy

5.1 Earth’s Energy

5.2 Nonrenewable Energy Resources

5.3 Renewable Energy Resources

6. Plate Tectonics

6.1 Inside Earth

6.2 Continental Drift

6.3 Seafloor Spreading

6.4 Theory of Plate Tectonics

7. Earthquakes

7.1 Stress in Earth’s Crust

7.2 Nature of Earthquakes

7.3 Measuring and Predicting Earthquakes

7.4 Staying Safe in Earthquakes

8. Volcanoes

8.1 Volcanic Activity

8.2 Volcanic Eruptions

8.3 Types of Volcanoes

8.4 Igneous Landforms and Geothermal Activity

9. Weathering and Formation of Soil

10. Erosion and Deposition

10.1 Erosion and Deposition by Flowing Water

10.2 Erosion and Deposition by Waves

10.3 Erosion and Deposition by Wind

10.4 Erosion and Deposition by Glaciers

10.5 Erosion and Deposition by Gravity

11. Evidence About Earth's Past

11.2 Relative Ages of Rocks

11.3 Absolute Ages of Rocks

12. Earth's History

12.1 The Origin of Earth

12.2 Early Earth

12.3 History of Earth’s Life Forms

13. Earth's Fresh Water

13.1 Water on Earth

13.2 Surface Water

13.3 Groundwater

14. Earth's Oceans

14.1 Introduction to the Oceans

14.2 Ocean Movements

14.3 The Ocean Floor

14.4 Ocean Life

15. Earth's Atmosphere

15.1 The Atmosphere

15.2 Energy in the Atmosphere

15.3 Layers of the Atmosphere

15.4 Air Movement

16. Weather

16.1 Weather and Water in the Atmosphere

16.2 Changing Weather

16.4 Weather Forecasting

17. Climate

17.1 Climate and Its Causes

17.2 World Climates

17.3 Climate Change

18. Ecosystems and Human Populations

18.1 Ecosystems

18.2 Cycles of Matter

18.3 The Human Population

19. Human Actions and the Land

19.1 Loss of Soil

19.2 Pollution of the Land

 

20. Human Actions and Earth's Resources

20.1 Use and Conservation of Resources

20.2 Use and Conservation of Energy

21. Human Actions and Earth's Water

21.1 Humans and the Water Supply

21.2 Water Pollution

21.3 Protecting the Water Supply

22. Human Actions and the Atmosphere

22.1 Air Pollution

22.2 Effects of Air Pollution

22.3 Reducing Air Pollution

23. Observing and Exploring Space

23.1 Telescopes

23.2 Early Space Exploration

23.3 Recent Space Exploration

24. Earth, Moon, and Sun

24.1 Planet Earth

24.2 Earth’s Moon

24.4 The Sun and the Earth-Moon System

25. The Solar System

25.1 Introduction to the Solar System

25.2 Inner Planets

25.3 Outer Planets

25.4 Other Objects in the Solar System

26. Stars, Galaxies, and the Universe