Part 1: Exploring the Environment and the UniverseLearning Objectives Evaluation Subject Index Exploring Your Environmental Attitudes and Values Learning Objectives Background 1 Defining the Environment 2 Defining Environmental Benefits 3 Changing the Environment 4 Developing Empathy 5 People with Empathy 6 A Sense of Wonder 7 Developing Empathy for Earth 8 Humans Affect the Earth 9 Expressing Thanks to the Earth The Earth, the Solar System, the Universe Learning Objectives Background 10 Viewing the Stars 11 Locating the North Star 12 Exploring Distance 13 Exploring Size 14 Viewing Planets 15 Learning More About the Planets 16 Hypothesizing Foreign Life Forms 17 Exploring Time Part 2: Change Learning Objectives Evaluation Subject Index Change in Our Earth Learning Objectives Evaluation Background 18 The Earth Is Dynamic 19 Fossils as Evidence of Change 20 Making Fossil Casts 21 Looking at Fossils 22 Dating Fossils 23 What Remains Might Humans Leave? 24 Indicators of Change 25 The Fluid Earth 26 Demonstrating Earthquakes 27 Surface Movements 28 Identifying Rocks 29 Water Erosion 30 Effects of Freezing on Rocks 31 Chemical/Physical Change 32 Physical Change 33 The Life of a Rock 34 The Water Cycle 35 Dew-point/Condensation 36 How Clouds Form 37 Clouds Constantly Change 38 Building Cloud Castles 39 Air Pressure 40 How Air is Warmed 41 Making Wind 42 Mixing Air Masses 43 Weather Forecasting 44 Rotation of the Earth 45 Dictates of the Clock 46 Estimating Passage of Time Change in Animals and Plants Learning Objective Background 47 Observing Metamorphosis 48 Observing Changes in Plants 49 Changes in Amphibians, Reptiles, and Birds 50 Changes in Humans Changes in Families and Communities Learning Objective Background 51 Change in Families 52 Changes in the Community Part 3: Unity: The Wholeness of Nature Learning Objectives Evaluation Background Subject Index Grouping by Similarities Learning Objectives 53 Nature's Families 54 The Many Different Kinds of Vertebrates Interdependence Learning Objectives Background 55 Examining Insects 56 Insects and People 57 Nature's Interconnections 58 Interconnections Preserve Unity 59 All Animals Interact through Their Senses Soils Learning Objectives Background 60 What Is Soil? 61 Soil Classification 62 Making a Soil Profile 63 Soils Need Help from Living Things 64 Identifying Living Things in Soil 65 The Life of Soil 66 Soil Contains Air 67 Observing Earthworms 68 Soil Contains Dissolved Solid Matter 69 Leaching of Soils 70 Making Soils Richer 71 Soil Conservation 72 Various Measures Conserve Soil Plants Learning Objectives Background 73 Seed Race 74 How Seeds Travel with Animals 75 Physical Differences in Seeds 76 Why Do Seeds Germinate? 77 Pollination 78 Inventing a Pollination Strategy 79 Plant Growth 80 Plants Respond to Seasonal Change 81 The Life Cycle of a Plant 82 Plants Need to Exchange Gases 83 How Do We Know That Plants Give Off Oxygen? 84 Plant a Vegetable Garden 85 Plants and the Nutrient Cycle 86 Farmers and the Nutrient Cycle 87 How Does a Plant Feel? 88 Plants Communicate 89 Make a Leaf Cast 90 Make and Examine Leaf Skeletons 91 Make a Leaf Collection 92 Plant Succession 93 Desertification Ecosystems Learning Objectives Background 94 Universal Ecosystems 95 The Human Home Is an Ecosystem 96 Observing a Closed Ecosystem 97 The Human Community Ecosystem 98 Human Ecosystems 99 Interconnecting Human Ecosystems 100 The Family Ecosystem 101 Human Niches 102 Destruction of Human Niches 103 Symbiotic Relationships 104 Ecology Grids Adaptations to Change Learning Objectives Background 105 Animals Adapt to Habitat and Ecosystem Change 106 Surviving Winter by Hibernation 107 Surviving Winter by Migration 108 Surviving Winter by Living Underground Animal Homes Learning Objectives Background 109 Observing Animal Builders 110 Animal Homes Are Multi-purpose 111 Animal Homes 112 Other Animal Homes 113 Animals Without Homes Food Chains, Webs, and Pyramids Learning Objectives Background 114 From Where Does Energy Come? 115 Where Does Energy Go? 116 Humans Are Major Energy Consumers 117 The Human Community As a Food Pyramid 118 Energy Use in Many Systems 119 Constructing a Food Web Diagram 120 Winter and the Food Web 121 Chemicals and the Food Web 122 Differentiating Between Food Webs and Food Chains 123 Chemicals Move Through Food Webs and Food Chains Predator-Prey Relationships Learning Objectives Background 124 Protective Strategies 125 Adaptations Help Animals Survive 126 Food Gathering and Other Adaptations 127 Effective Camouflage 128 Animals with Few Enemies Biomes Learning Objectives Background 129 What Are Biomes? 130 Biomes Are Unique 131 Living in a Different Biome Endangered Species Learning Objectives Background 132 Preserving Diversity 133 Threats to Species 134 Endangered Animals Print 135 Attitudes Are Changing 136 Conserving Plant Species 137 Conserving Animals 138 Outlook for the Future Part 4: The Finite Planet Learning Objectives Evaluation Subject Index Renewable and Reusable Resources Learning Objectives Background 139 What Is a Renewable Resource? 140 Wind Energy 141 Solar Energy 142 Build a Solar Cooker Nonrenewable Resources Learning Objectives Backgroun 143 Pollution from Nonrenewable Resources 144 Use of Nonrenewable Resources 145 Land Use 146 Energy Suppliers and Users 147 Energy Use in North America 148 Individual Energy Use 149 Environmental Risk 150 Attitudes Toward Energy Use 151 Encouraging Reduced Energy Use Forests Learning Objectives Background 152 Locating Rainforests 153 Rainforest Climate 154 Does Rain Wet the Rainforest Soil? 155 Plant Growth in Tropical Rainforests 156 Rainforests Have Interconnected Food Webs 157 How Do People Use the Rainforest? 158 How Roots Save Soil 159 How Trees Benefit the Water Cycle 160 Trees Modify Climate 161 Trees Provide Jobs Population Learning Objectives Background 162 Illustrating Population Growth 163 Exponential Growth Threatens Resources 164 Environmental Resistance 165 Under-population 166 Controlling Human Populations 167 Dealing with Death 168 The Problem Is Not Simply Numbers 169 Youthful or Aging Populations Have Special Problems Food Learning Objectives Background 170 There Is Enough Food 171 Hunger Is Not a Simple Problem 172 Pest Controls 173 Effects of Pesticides on Soil Health Pollution Learning Objectives Background 174 Noise Pollution 175 Air Pollution 176 Particulate Matter 177 Acid Rain 178 Water Pollution 179 How Organic Matter Pollutes 180 Toxic Pollutants 181 The Greenhouse Effect 182 Depletion of the Ozone Layer 183 Health Effects of Pollution 184 Cost of Pollution Waste Management Learning Objectives Background 185 What Is Waste? 186 Recycling 187 Recycling Newsprint 188 Profile of Domestic Garbage 189 Working with Waste 190 Junk Art 191 Eliminate Litter 192 In Search of Better Packaging 193 Disposable Diapers 194 Build a School Compost 195 Available Resources Making Decisions About the Environment Learning Objectives Background 196 Hunting and Fishing Regulations 197 Killing Wild Animals 198 Zoo and Park Regulations 199 What About Sharing Water? 200 Promises to Care for the Earth 201 Thank You, Earth Useful Resources Books Periodicals Useful Addresses Index of Activities: By Skills By Setting and Time of Year Short Span Activities Index of Blackline Masters Word Index
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