Introduction, Topic 1: Foundations of environmental systems and societies, 1. 1 Environmental value systems, 1. 2 Systems and models, 1. 3 Energy and equilibria, 1. 4 Sustainability, 1. 5 Humans and pollution, Topic 2: Ecosystems and ecology, 2. 1 Species and populations, 2. 2 Communities and ecosystems, 2. 3 Flows of energy and matter, 2. 4 Biomes, zonation and succession, 2. 5 Investigating ecosystems, Topic 3: Biodiversity and conservation, 3. 1 An introduction to biodiversity, 3. 2…