环境科学2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载

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Nature of Science:Protecting Desert Wildlife14

Chapter 1 Populations and Communities18

1 Living Things and the Environment20

2 Integrating Mathematics:Studying Populations27

3 Interactions Among Living Things35

Chapter 2 Ecosystems and Biomes46

1 Energy Flow in Ecosystems48

2 Integrating Chemistry:Cycles of Matter55

3 Biogeography60

4 Earth's Biomes66

5 Succession80

Chapter 3 Living Resources86

1 Environmental Issues88

2 Forests and Fisheries95

3 Biodiversity101

4 Integrating Health:The Search for New Medicines110

Chapter 4 Land and Soil Resources116

1 Conserving Land and Soil118

2 Solid Waste125

3 Integrating Chemistry:Hazardous Wastes134

Chapter 5 Air and Water Resources142

1 Air Pollution144

2 The Water Supply153

3 Integrating Technology:Finding Pollution Solutions159

Chapter 6 Energy Resources166

1 Fossil Fuels168

2 Renewable Sources of Energy175

3 Integrating Chemistry:NuclearEnergy185

4 Energy Conservation191

InterdisciPlinary Exploration:African Rain Forests198

Reference Section204

Skills Handbook204

ThinkLike a Scientist204

Making Measurements206

Conducting a Scientific Investigation208

Thinking Critically210

Organizing Information212

Creating Data Tables and Graphs214

Appendix A:Laboratory Safety217

Glossary220

Index224

Acknowledgments228

Inquiry Activities19

CHAPTER PROJECT19

Opportunities for long-term inquiry19

Chapter 1：What's a Crowd?19

Chapter 2：Breaking It Down47

Chapter 3：Variety Show87

Chapter 4：What's in a Package?117

Chapter 5：Pollution vs.Purity143

Chapter6：Energy Audit167

DISCOVER20

Exploration and inquiry before reading20

What's in the Scene?20

What's the Population of Beans in a Jar?27

How Well Can You Hide a Butterfly?35

Where Did Your Dinner Come From?48

Are You Part of a Cycle?55

How Can You Move a Seed?60

How Much Rain Is That?66

What Happened Here?80

How Do You Decide?88

What Happened to the Tuna?95

How Much Variety Is There?101

How Are Plant Chemicals Separated?110

How Does Mining Affect the Land?118

What's in the Trash?125

What's Hazardous?134

How Does the Scent Spread?144

How Does the Water Change?153

Can You Remove the Tea?159

What's in a Piece ofCoal?168

Can You Capture Solar Energy?175

Why Do They Fall?185

Which Bulb Is More Efficient?191

Sharpen your Skills28

Practice of specific science inquiry skills28

Calculating28

Classifying41

Observing50

Developing Hypotheses56

Inferring71

Interpreting Data73

Communicating93

Calculating98

Graphing127

Communicating148

Graphing160

Graphing170

Calculating187

TRY Tilrs22

Reinforcement of key concepts22

With or Without Salt?22

Elbow Room31

Weaving a Food Web53

Desert Survival69

It's in the Numbers129

How Acid Is Your Rain?147

Getting Clean154

Shoot the Nucleus186

Skills Lab26

In-depth practice of inquiry skills26

A World in a Jar26

Change in a Tiny Community78

Tree Cookie Tales100

Save That Soil124

Concentrate on This!158

Keeping Comfortable190

Real-World Lab33

Everyday application of science concepts33

Counting Turtles33

Biomes in Miniature64

Is Paper a Renewable Resource?94

Waste,Away!132

How Does the Garden Grow?152

Cooking With Sunshine183

EXPLORING38

Visual exploration of concepts38

Defense Strategies38

A Food Web52

Endangered Species106

Soil Conservation121

A Landfill126

Climate Predictions151

A Solar House177

Interdisciplinary Activities149

Math Toolbox149

Concentration149

Science and History90

Making a Difference90

Energy-Efficient Devices192

Science and Society34

Animal Overpopulation：How Can People Help?34

Hydroelectric Dams：Are They All Here to Stay?184

Connection24

Language Arts24

Social Studies62

Social Studies96

Social Studies137

Language Arts145

Social Studies179