| Introduction |
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iv | |
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Unit 1 Foundations of environmental systems and societies |
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1.1 Environmental value systems |
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1 | (7) |
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8 | (4) |
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1.3 Energy and equilibria |
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12 | (6) |
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18 | (6) |
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24 | (7) |
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Unit 2 Ecosystems and ecology |
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2.1 Species and populations |
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31 | (7) |
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2.2 Communities and ecosystems |
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38 | (7) |
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2.3 Flows of energy and matter |
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45 | (7) |
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2.4 Biomes, zonation, and succession |
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52 | (8) |
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2.5 Investigating ecosystems |
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60 | (6) |
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Unit 3 Biodiversity and conservation |
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3.1 An introduction to biodiversity |
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66 | (4) |
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3.2 Origins of biodiversity |
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70 | (5) |
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3.3 Threats to biodiversity |
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75 | (7) |
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3.4 Conservation of biodiversity |
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82 | (10) |
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Unit 4 Water and aquatic food production systems and Societies |
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4.1 Introduction to water systems |
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92 | (8) |
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4.2 Access to fresh water |
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100 | (9) |
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4.3 Aquatic food production systems |
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109 | (4) |
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113 | (6) |
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Unit 5 Soil systems and terrestrial food production systems and societies |
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5.1 Introduction to soil systems |
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119 | (6) |
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5.2 Terrestrial food production systems and food choices |
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125 | (9) |
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5.3 Soil degradation and conservation |
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134 | (4) |
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Unit 6 Atmospheric systems and socieites |
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6.1 Introduction to the atmosphere |
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138 | (5) |
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143 | (4) |
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147 | (5) |
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152 | (6) |
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Unit 7 Climate change and energy production |
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7.1 Energy choices and security |
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158 | (6) |
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7.2 Climate change---causes and impacts |
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164 | (8) |
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7.3 Climate change---mitigation and adaptation |
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172 | (8) |
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Unit 8 Human systems and resource use |
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8.1 Human population dynamics |
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180 | (9) |
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8.2 Resource use in society |
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189 | (5) |
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194 | (6) |
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8.4 Human population carrying capacity |
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200 | (5) |
| Internal assessment |
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205 | (4) |
| Practice exam papers |
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209 | (10) |
| Index |
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219 | |
